Weapon Modifications

Screenshot 20180709-200354 — Skull Crusher with **Heavy Head** modification

Weapon Modifications

These are used to increase the attributes of a melee weapons or guns.

Available 235 weapons modifications. 226 blueprints to find, 1 modification no blueprint required (AK-47 No Stock), 145 common modifications, 41 rare modifications, 25 extremely rare modifications, and 23 extremely rare mod with active skill, 15 available, 8 unavailable.

For craftable weapons only: once you save your preferred modifications, everytime you craft a new copy of said weapon - it crafts already modified!

Modifiable Weapons Table

Weapons (18)	Types	Number of modifications (235)	Common (145)	Rare (41)	Extremely rare (25)	Mod with active skill (23)
Glock 17	5	17	9	4	2	2
Mini Uzi	5	20	10	5	3	2
Shotgun	4	14	7	3	3	1
Winchester	5	20	11	3	4	2
AK-47	5	19	11	1	4	2
VSS Vintorez	4	17	9	4	2	2
FN SCAR	4	18	11	2	3	2
M16	4	14	9	1	2	2
Zip Gun	3	8	5	1	1	1
Bow	4	14	9	3	1	1
Spear	3	12	9	2	-	1
Baseball Bat	2	8	6	1	-	1
Makeshift Bat	2	7	5	1	-	1
Machete	2	10	7	2	-	1
Cleaver	2	8	6	2	-	-
Metal Pipe	2	7	5	2	-	-
Skull Crusher	2	10	7	2	-	1
Saw Blade Mace	3	12	9	2	-	1

List of materials

To complete all 222 modifications (145 common, 41 rare, 25 extremely rare, 11 extremely rare with active skill) you will need:

2269 Adhesive (used in 148 modifications)
1166 Aluminium Plate (used in 122 modifications)
68 Aluminium Wire (used in 7 modifications)
12 Big Bones (used in 4 modifications)
4314 Bolts (used in 123 modifications)
380 Carbon Composite (used in 44 modifications)
2116 Duct Tape (used in 48 modifications)
80 Empty Can (used in 1 modification)
1106 Factory Parts (used in 75 modifications)
515 Gun Oil (used in 42 modifications)
164 Hammer (used in 19 modifications)
131 Hi-Tech Components (used in 16 modifications)
2470 Iron Plate (used in 75 modifications)
470 Leather (used in 9 modifications)
218 Lens (used in 28 modifications)
580 Nails (used in 22 modifications)
346 Oak Plank (used in 13 modifications)
60 Pine Log (used in 1 modification)
1048 Plastic (used in 30 modifications)
16 Red Paint (used in 1 modification)
1260 Rope (used in 20 modifications)
488 Rubber Parts (used in 11 modifications)
5639 Spring (used in 139 modifications)
519 Steel Plate (used in 72 modifications)
60 Stone Brick (used in 1 modification)
450 Thick Fabric (used in 12 modifications)
34 Truck Saw Blade (used in 5 modifications)
182 Wrench (used in 18 modifications)
51 Spear (used in 11 modifications)
33 Baseball Bat (used in 8 modifications)
18 Makeshift Bat (used in 6 modifications)
41 Machete (used in 10 modifications)
28 Cleaver (used in 8 modifications)
30 Metal Pipe (used in 7 modifications)
31 Skull Crusher (used in 9 modifications)
37 Saw Blade Mace (used in 11 modifications)

Glock 17 modifications (17)

Lightweight Magazine/COMMON MOD
- Crit. chance +
- Speed + (3.3 -> 3.5)
  - 10 Plastic
  - 6 Aluminium Plate
  - 18 Bolts
  - 24 Spring
Comfortable Magazine/COMMON MOD
- Crit. damage +
- Speed +
  - 12 Plastic
  - 8 Aluminium Plate
  - 22 Bolts
  - 32 Spring
Extended Magazine/RARE MOD
- Durability ++
- Speed ++ (3.3 -> 3.7)
  - 8 Aluminium Plate
  - 2 Steel Plate
  - 30 Bolts
  - 50 Spring
  - 15 Factory Parts
Night Sight/COMMON MOD
- Crit. chance ++
- Crit. damage -
  - 4 Hi-Tech Components
  - 8 Aluminium Plate
  - 22 Bolts
  - 24 Spring
  - 5 Adhesive
Red Dot Sight/COMMON MOD
- Crit. chance +
- Range +
  - 4 Lens
  - 10 Aluminium Plate
  - 22 Bolts
  - 28 Spring
  - 10 Adhesive
Red Dot on Mount/EXTREMELY RARE MOD/Grants active skill: Leg Shot
- Crit. chance ++
- Range +
  - 8 Lens
  - 50 Plastic
  - 40 Bolts
  - 50 Spring
  - 18 Factory Parts
  - 10 Carbon Composite
Close Red Dot Sight/EXTREMELY RARE MOD/Grants active skill: Powershot
- Crit. damage +
- Range +
  - 8 Lens
  - 50 Plastic
  - 12 Steel Plate
  - 60 Spring
  - 20 Factory Parts
  - 10 Carbon Composite
Muzzle Brake/COMMON MOD
- Damage ++
- Durability -
- Noise +
  - 30 Iron Plate
  - 2 Steel Plate
  - 8 Gun Oil
  - 36 Spring
  - 10 Adhesive
Double Muzzle Brake/RARE MOD
- Crit. chance +++
- Crit. damage -
- Noise +
  - 10 Aluminium Plate
  - 3 Steel Plate
  - 15 Gun Oil
  - 50 Spring
  - 18 Factory Parts
  - 5 Adhesive
Long Muzzle Brake/COMMON MOD
- Damage ++ (20 -> 21)
- Crit. damage +
- Durability -
- Noise +
  - 30 Iron Plate
  - 3 Steel Plate
  - 8 Gun Oil
  - 45 Spring
  - 10 Adhesive
Silencer/EXTREMELY RARE MOD
- Crit. chance ++
- Crit. damage ++
- Noise --
- Range -
  - 20 Aluminium Plate
  - 10 Steel Plate
  - 20 Gun Oil
  - 60 Spring
  - 14 Factory Parts
  - 8 Carbon Composite
Improved Shutter/COMMON MOD
- Damage ++ (20 -> 21)
- Speed + (3.3 -> 3.5)
- Crit. damage -
- Noise +
  - 40 Iron Plate
  - 4 Aluminium Plate
  - 8 Gun Oil
  - 30 Spring
  - 5 Adhesive
Lightweight Shutter/RARE MOD
- Crit. chance ++
- Speed ++ (3.3 -> 3.7)
- Durability -
- Noise +
  - 10 Aluminium Plate
  - 4 Steel Plate
  - 12 Gun Oil
  - 30 Spring
  - 12 Factory Parts
  - 10 Adhesive
Modified Shutter/COMMON MOD
- Speed +
- Crit. damage +++
- Durability --
- Noise +
  - 25 Iron Plate
  - 6 Aluminium Plate
  - 8 Gun Oil
  - 36 Spring
  - 12 Adhesive
Elite Shutter/EXTREMELY RARE MOD
- Damage ++
- Crit. damage ++
- Speed ++
  - 10 Aluminium Plate
  - 6 Steel Plate
  - 15 Gun Oil
  - 36 Spring
  - 20 Factory Parts
  - 5 Carbon Composite
Red Laser/COMMON MOD
- Crit. chance ++
- Crit. damage +
  - 8 Hi-Tech Components
  - 6 Aluminium Plate
  - 30 Bolts
  - 45 Spring
  - 5 Adhesive
Green Laser/RARE MOD
- Damage ++ (20 -> 21)
- Crit. chance ++
- Range +
  - 8 Hi-Tech Components
  - 6 Steel Plate
  - 45 Bolts
  - 60 Spring
  - 20 Factory Parts
  - 8 Adhesive

Mini Uzi modifications (20)

Extended magazine/COMMON MOD
- Durability +
- Crit. chance +
- Speed + (8.3 -> 8.7)
  - 10 Plastic
  - 4 Aluminium Plate
  - 12 Bolts
  - 30 Spring
Double magazine/COMMON MOD
- Durability ++
- Crit. damage +
- Speed +
  - 8 Iron Plate
  - 4 Aluminium Plate
  - 16 Bolts
  - 42 Spring
  - 12 Factory Parts
  - 5 Adhesive
Drum magazine/RARE MOD
- Durability ++
- Crit. damage +
- Crit. chance +
- Speed +
  - 10 Iron Plate
  - 6 Aluminium Plate
  - 18 Bolts
  - 40 Spring
  - 10 Factory Parts
  - 20 Adhesive
Double drum/RARE MOD
- Durability +++
- Range --
- Stability -
- Speed +
  - 12 Iron Plate
  - 8 Aluminium Plate
  - 20 Bolts
  - 60 Spring
  - 20 Factory Parts
  - 15 Carbon Composite
Collimator sight/COMMON MOD
- Damage + (8 -> 9)
- Crit. damage ++
  - 2 Lens
  - 8 Aluminium Plate
  - 12 Bolts
  - 20 Spring
  - 10 Adhesive
?/EXTREMELY RARE MOD/Mod with active skill
?/EXTREMELY RARE MOD/Mod with active skill
Sight x4/EXTREMELY RARE MOD
- Damage ++
- Crit. damage +
  - 8 Lens
  - 8 Steel Plate
  - 40 Bolts
  - 60 Spring
  - 18 Factory Parts
  - 8 Carbon Composite
Wooden stock/COMMON MOD
- Durability +
  - 10 Oak Plank
  - 10 Aluminium Plate
  - 16 Bolts
  - 30 Spring
  - 4 Adhesive
Light Stock/COMMON MOD
- Damage +
- Durability +
- Speed ++
- Stability -
  - 20 Plastic
  - 12 Iron Plate
  - 20 Bolts
  - 40 Spring
  - 14 Factory Parts
  - 12 Adhesive
Reinforced stock/RARE MOD
- Damage +
- Durability ++
- Crit. chance +
- Range ++
  - 30 Plastic
  - 15 Steel Plate
  - 40 Bolts
  - 30 Spring
  - 10 Factory Parts
  - 8 Carbon Composite
Tactical stock/EXTREMELY RARE MOD
- Durability +++
- Crit. damage +
- Crit. chance +
- Speed +
- Stability ++
  - 40 Plastic
  - 20 Steel Plate
  - 40 Bolts
  - 40 Spring
  - 18 Factory Parts
  - 12 Carbon Composite
Muzzle Brake/COMMON MOD
- Damage ++
- Durability -
- Speed +
- Crit. chance ++
  - 4 Aluminium Plate
  - 4 Steel Plate
  - 20 Bolts
  - 20 Spring
  - 10 Factory Parts
  - 20 Adhesive
Long barrel/COMMON MOD
- Damage +++
- Range ++
- Stability +
  - 8 Aluminium Plate
  - 4 Steel Plate
  - 30 Bolts
  - 20 Spring
  - 10 Factory Parts
  - 8 Carbon Composite
Silencer/COMMON MOD
- Crit. chance -
- Noise -
  - 8 Aluminium Plate
  - 15 Steel Plate
  - 40 Bolts
  - 40 Spring
  - 5 Factory Parts
  - 20 Adhesive
Improved silencer/RARE MOD
- Damage ++
- Crit. chance -
- Range ++
- Noise -
  - 8 Aluminium Plate
  - 15 Steel Plate
  - 40 Bolts
  - 40 Spring
  - 12 Factory Parts
  - 12 Carbon Composite
Grip/COMMON MOD
- Crit. chance +
- Crit. damage +
  - 15 Iron Plate
  - 6 Aluminium Plate
  - 8 Gun Oil
  - 30 Spring
  - 20 Adhesive
Improved Grip/COMMON MOD
- Crit. chance +++
- Range +
  - 25 Iron Plate
  - 12 Aluminium Plate
  - 10 Gun Oil
  - 36 Spring
  - 4 Factory Parts
  - 5 Carbon Composite
Ergonomic Grip/RARE MOD
- Crit. chance ++
- Durability --
- Stability ++
  - 15 Aluminium Plate
  - 12 Steel Plate
  - 12 Gun Oil
  - 50 Spring
  - 12 Factory Parts
  - 12 Carbon Composite
Tactical upgrade/EXTREMELY RARE MOD
- Damage +
- Crit. chance ++
- Crit. damage ++
- Range +
  - 40 Plastic
  - 12 Steel Plate
  - 24 Gun Oil
  - 60 Spring
  - 16 Factory Parts
  - 12 Carbon Composite

Shotgun modifications (14)

Reloader/COMMON MOD
- Speed +
  - 8 Aluminium Plate
  - 3 Steel Plate
  - 12 Gun Oil
  - 24 Spring
  - 20 Factory Parts
  - 10 Adhesive
Small Ammo/COMMON MOD
- Durability +
- Crit. chance +
  - 24 Iron Plate
  - 6 Aluminium Plate
  - 24 Bolts
  - 30 Spring
  - 10 Adhesive
Big Ammo/RARE MOD
- Damage + (70 -> 74)
- Durability ++
- Speed + (0.9 -> 1.0)
  - 24 Iron Plate
  - 10 Aluminium Plate
  - 24 Bolts
  - 36 Spring
  - 10 Adhesive
Muzzle Brake/COMMON MOD
- Damage +
- Noise +
- Durability --
  - 36 Iron Plate
  - 6 Aluminium Plate
  - 8 Gun Oil
  - 30 Spring
  - 8 Adhesive
Silencer/RARE MOD
- Damage +
- Crit. chance +
- Noise -
- Range --
  - 15 Aluminium Plate
  - 4 Steel Plate
  - 12 Gun Oil
  - 50 Spring
  - 15 Factory Parts
  - 10 Adhesive
Long Silencer/EXTREMELY RARE MOD
- Crit. chance +++
- Crit. damage ++
- Noise -
  - 20 Aluminium Plate
  - 5 Steel Plate
  - 15 Gun Oil
  - 50 Spring
  - 20 Factory Parts
  - 10 Carbon Composite
Heavy Barrel/EXTREMELY RARE MOD/Grants active skill: Spread Shot
- Damage +
- Crit. chance +
  - 24 Aluminium Plate
  - 16 Steel Plate
  - 15 Gun Oil
  - 20 Spring
  - 15 Factory Parts
  - 8 Carbon Composite
Tactical Reloader/COMMON MOD
- Crit. damage ++
- Speed +
- Damage -
  - 20 Aluminium Plate
  - 5 Steel Plate
  - 20 Gun Oil
  - 60 Spring
  - 18 Factory Parts
  - 8 Carbon Composite
Handled Handguard/COMMON MOD
- Crit. chance ++
- Speed +
  - 20 Plastic
  - 30 Iron Plate
  - 18 Bolts
  - 40 Spring
  - 40 Adhesive
Light Handguard/EXTREMELY RARE MOD
- Damage + (70 -> 74)
- Crit. chance +++
- Speed ++ (0.9 -> 1.0)
  - 30 Plastic
  - 6 Aluminium Plate
  - 18 Bolts
  - 36 Spring
  - 10 Adhesive
Bead/COMMON MOD
- Damage + (70 -> 72)
  - 16 Plastic
  - 8 Aluminium Plate
  - 24 Bolts
  - 36 Spring
  - 36 Adhesive
Mechanical Sight/COMMON MOD
- Crit. chance +
  - 1 Steel Plate
  - 10 Aluminium Plate
  - 30 Bolts
  - 36 Spring
  - 5 Adhesive
Aperture Sight/RARE MOD
- Damage + (70 -> 74)
- Crit. chance +
- Range +
  - 4 Steel Plate
  - 4 Aluminium Plate
  - 36 Bolts
  - 40 Spring
  - 15 Factory Parts
  - 8 Adhesive
Red Dot Sight/EXTREMELY RARE MOD
- Crit. damage +++
- Crit. chance ++
- Range +
  - 4 Lens
  - 6 Steel Plate
  - 45 Bolts
  - 50 Spring
  - 15 Factory Parts
  - 10 Carbon Composite

Winchester modifications (20)

Improved Stock/COMMON MOD
- Durability ++
  - 14 Oak Plank
  - 6 Aluminium Plate
  - 12 Bolts
  - 20 Spring
  - 8 Adhesive
Vintage Stock/COMMON MOD
- Damage +
- Durability +
  - 20 Oak Plank
  - 10 Aluminium Plate
  - 16 Bolts
  - 30 Spring
  - 8 Adhesive
Reinforced Stock/RARE MOD
- Durability +++
  - 20 Iron Plate
  - 4 Steel Plate
  - 20 Bolts
  - 40 Spring
  - 14 Factory Parts
  - 12 Adhesive
Tactical Stock/EXTREMELY RARE MOD
- Damage +
- Durability +++
  - 20 Aluminium Plate
  - 8 Steel Plate
  - 16 Bolts
  - 50 Spring
  - 18 Factory Parts
  - 8 Carbon Composite
Improved Receiver/COMMON MOD
- Damage +
  - 20 Iron Plate
  - 4 Aluminium Plate
  - 8 Gun Oil
  - 30 Spring
  - 5 Adhesive
Vintage Receiver/COMMON MOD
- Damage +
- Speed +
  - 10 Iron Plate
  - 6 Aluminium Plate
  - 8 Gun Oil
  - 36 Spring
  - 8 Adhesive
?/EXTREMELY RARE MOD/Mod with active skill
?/EXTREMELY RARE MOD/Mod with active skill
Improved Barrel/COMMON MOD
- Damage +
- Crit. chance +
  - 10 Iron Plate
  - 6 Aluminium Plate
  - 8 Gun Oil
  - 30 Spring
Vintage Barrel/COMMON MOD
- Damage +
- Crit. damage +
  - 30 Iron Plate
  - 8 Aluminium Plate
  - 10 Gun Oil
  - 36 Spring
Muzzle Brake/RARE MOD
- Damage +++
- Crit. damage ++
- Durability --
  - 10 Aluminium Plate
  - 8 Steel Plate
  - 16 Bolts
  - 42 Spring
  - 12 Factory Parts
Silencer/EXTREMELY RARE MOD
- Damage +++
- Crit. chance ++
- Range --
- Noise -
  - 15 Aluminium Plate
  - 12 Steel Plate
  - 15 Gun Oil
  - 60 Spring
  - 18 Factory Parts
  - 6 Carbon Composite
Improved Handguard/COMMON MOD
- Durability +
- Crit. damage +
  - 18 Oak Plank
  - 4 Aluminium Plate
  - 8 Gun Oil
  - 24 Spring
  - 5 Adhesive
Handguard with Cartridge pouch/COMMON MOD
- Damage +
- Crit. damage +
  - 20 Oak Plank
  - 40 Leather
  - 8 Gun Oil
  - 24 Spring
  - 5 Adhesive
Reinforced Handguard/COMMON MOD
- Crit. chance ++
- Crit. damage +
  - 20 Iron Plate
  - 6 Aluminium Plate
  - 10 Gun Oil
  - 30 Spring
  - 8 Adhesive
Tactical Handguard/EXTREMELY RARE MOD
- Durability +
- Crit. damage ++
  - 10 Aluminium Plate
  - 8 Steel Plate
  - 15 Gun Oil
  - 36 Spring
  - 14 Factory Parts
  - 4 Carbon Composite
Mechanical Sight/COMMON MOD
- Damage +
  - 12 Iron Plate
  - 10 Aluminium Plate
  - 8 Gun Oil
  - 10 Spring
Vintage Sight/COMMON MOD
- Damage +
- Crit. damage +
  - 4 Lens
  - 10 Aluminium Plate
  - 12 Bolts
  - 28 Spring
  - 10 Adhesive
Collimator Sight/RARE MOD
- Crit. chance ++
- Range +
- Speed -
  - 8 Lens
  - 4 Steel Plate
  - 40 Bolts
  - 60 Spring
  - 14 Factory Parts
  - 8 Adhesive
Sight x8/EXTREMELY RARE MOD
- Crit. chance +++
- Range ++
- Speed --
  - 12 Lens
  - 10 Steel Plate
  - 40 Bolts
  - 60 Spring
  - 22 Factory Parts
  - 8 Carbon Composite

AK-47 modifications (19)

Double Magazine/COMMON MOD
- Durability ++
  - 40 Duct Tape
  - 8 Aluminium Plate
  - 20 Bolts
  - 40 Spring
  - 10 Adhesive
Extended Magazine/RARE MOD
- Durability +++
- Crit. damage ++
- Stability -
  - 10 Aluminium Plate
  - 8 Steel Plate
  - 36 Bolts
  - 42 Spring
  - 12 Factory Parts
  - 5 Carbon Composite
Large Magazine/EXTREMELY RARE MOD
- Durability +++
- Crit. chance ++
- Stability -
  - 12 Iron Plate
  - 10 Aluminium Plate
  - 36 Bolts
  - 50 Spring
  - 15 Factory Parts
  - 15 Adhesive
Mechanical Sight/COMMON MOD
- Crit. chance +
  - 4 Lens
  - 8 Aluminium Plate
  - 24 Bolts
  - 36 Spring
  - 8 Adhesive
Red Dot Sight/COMMON MOD
- Damage +
- Speed -
  - 4 Lens
  - 8 Aluminium Plate
  - 32 Bolts
  - 36 Spring
  - 8 Adhesive
Sight x2/COMMON MOD
- Damage ++
- Range +
- Speed --
  - 8 Lens
  - 8 Aluminium Plate
  - 50 Bolts
  - 42 Spring
  - 8 Adhesive
Sight x4/EXTREMELY RARE MOD
- Crit. chance +++
- Crit. damage +++
- Range ++
- Speed - (8.3 -> 7.9)
  - 8 Lens
  - 14 Aluminium Plate
  - 60 Bolts
  - 50 Spring
  - 15 Factory Parts
  - 10 Carbon Composite
Double Muzzle Brake/COMMON MOD
- Crit. damage +++
- Stability ++
- Durability --
- Noise +
  - 40 Iron Plate
  - 8 Aluminium Plate
  - 8 Gun Oil
  - 42 Spring
  - 10 Adhesive
Muzzle Brake Modified/COMMON MOD
- Damage ++
- Stability ++
- Durability --
- Noise +
  - 36 Iron Plate
  - 8 Aluminium Plate
  - 8 Gun Oil
  - 42 Spring
  - 10 Adhesive
Flash Hider/COMMON MOD
- Crit. chance +
- Crit. damage +
- Stability ++
  - 36 Iron Plate
  - 10 Aluminium Plate
  - 12 Gun Oil
  - 30 Spring
  - 10 Adhesive
Handmade Silencer/EXTREMELY RARE MOD
- Crit. damage ++
- Damage ++
- Noise --
- Durability -
- Range --
  - 20 Aluminium Plate
  - 10 Steel Plate
  - 20 Gun Oil
  - 60 Spring
  - 16 Factory Parts
  - 15 Carbon Composite
No Stock/(No Blueprint required)
- Damage ++
- Crit. chance +
- Durability ---
- Stability --
- Range ---
Reinforced Stock/COMMON MOD
- Damage + (15 -> 16)
- Stability ++
  - 45 Iron Plate
  - 4 Steel Plate
  - 24 Bolts
  - 46 Spring
  - 10 Adhesive
Light Stock/COMMON MOD
- Crit. chance +
- Crit. damage +
- Stability ++
  - 30 Iron Plate
  - 6 Aluminium Plate
  - 18 Bolts
  - 32 Spring
  - 15 Adhesive
Tactical Stock/EXTREMELY RARE MOD
- Crit. chance +
- Crit. damage ++
- Speed +
- Stability +++
  - 20 Aluminium Plate
  - 4 Steel Plate
  - 36 Bolts
  - 50 Spring
  - 18 Factory Parts
  - 8 Carbon Composite
Red Laser/COMMON MOD
- Crit. chance +
  - 8 Hi-Tech Components
  - 6 Aluminium Plate
  - 40 Bolts
  - 50 Spring
  - 8 Adhesive
Green Laser/COMMON MOD
- Crit. damage ++
  - 8 Hi-Tech Components
  - 8 Aluminium Plate
  - 36 Bolts
  - 50 Spring
  - 8 Adhesive
Knife/EXTREMELY RARE MOD/Grants active skill: Piercing Blow
- Damage ++
- Crit. chance +
  - 16 Aluminium Plate
  - 10 Steel Plate
  - 30 Gun Oil
  - 60 Spring
  - 18 Factory Parts
  - 8 Carbon Composite
Grenade Launcher/EXTREMELY RARE MOD/Grants active skill: Grenade Throw
- Damage ++
- Crit. damage +
  - 20 Aluminium Plate
  - 20 Steel Plate
  - 30 Gun Oil
  - 60 Spring
  - 30 Factory Parts
  - 15 Carbon Composite

VSS Vintorez modifications (17)

Extended Magazine/COMMON MOD
- Damage +
- Durability +
- Crit. chance -
  - 20 Plastic
  - 8 Aluminium Plate
  - 24 Bolts
  - 50 Spring
  - 14 Factory Parts
  - 15 Adhesive
Double Magazine/RARE MOD
- Durability ++
- Crit. chance +
  - 50 Iron Plate
  - 10 Aluminium Plate
  - 24 Bolts
  - 30 Spring
  - 10 Adhesive
Red Dot/COMMON MOD
- Damage +
  - 4 Lens
  - 10 Aluminium Plate
  - 30 Bolts
  - 36 Spring
  - 10 Adhesive
Sight x2/COMMON MOD
- Crit. damage +
- Crit. chance -
  - 6 Lens
  - 8 Aluminium Plate
  - 36 Bolts
  - 30 Spring
  - 8 Adhesive
Sight x4/COMMON MOD
- Damage + (50 -> 52)
- Speed - (2.0 -> 1.9)
- DPS: 100 -> 98.8 (damage total with Tactical Stock is 55 for DPS of 104.5)
  - 8 Lens
  - 10 Aluminium Plate
  - 40 Bolts
  - 36 Spring
  - 8 Adhesive
Sight x4 with Collimator/COMMON MOD
- Crit. chance +
- Speed -
  - 8 Lens
  - 10 Aluminium Plate
  - 40 Bolts
  - 42 Spring
  - 8 Adhesive
Sight x5/EXTREMELY RARE MOD
- Crit. chance +++
- Crit. damage +++
- Speed --
  - 12 Lens
  - 10 Steel Plate
  - 60 Bolts
  - 60 Spring
  - 14 Factory Parts
  - 8 Carbon Composite
Sight x8/RARE MOD
- Damage ++
- Crit. chance +++
- Speed --
  - 12 Lens
  - 8 Steel Plate
  - 60 Bolts
  - 50 Spring
  - 18 Factory Parts
  - 15 Adhesive
Light Stock/COMMON MOD
- Crit. chance +
  - 24 Plastic
  - 10 Aluminium Plate
  - 32 Bolts
  - 30 Spring
  - 8 Adhesive
Stock with Cheek Pad/COMMON MOD
- Crit. damage +
  - 40 Oak Plank
  - 8 Aluminium Plate
  - 32 Bolts
  - 30 Spring
  - 8 Adhesive
Tactical Stock/RARE MOD
- Damage + (50 -> 52)
- Crit. damage +
- DPS: 100 -> 104 (damage total with Sightx4 is 55 for DPS of 104.5)
  - 60 Plastic
  - 12 Steel Plate
  - 40 Bolts
  - 40 Spring
  - 14 Factory Parts
  - 12 Adhesive
Red Laser/COMMON MOD
- Crit. damage +
  - 8 Hi-Tech Components
  - 10 Aluminium Plate
  - 36 Bolts
  - 36 Spring
  - 10 Adhesive
Green Laser/COMMON MOD
- Damage +
  - 8 Hi-Tech Components
  - 10 Aluminium Plate
  - 36 Bolts
  - 36 Spring
  - 10 Adhesive
ATPIAL 1/EXTREMELY RARE MOD
- Damage ++
- Crit. damage +++
  - 10 Hi-Tech Components
  - 10 Iron Plate
  - 60 Bolts
  - 60 Spring
  - 18 Factory Parts
  - 12 Carbon Composite
ATPIAL 2/EXTREMELY RARE MOD/Grants active skill: Aimed Shot
- Crit. chance ++
  - 10 Hi-Tech Components
  - 30 Iron Plate
  - 60 Bolts
  - 60 Spring
  - 22 Factory Parts
  - 10 Carbon Composite
Handle/RARE MOD
- Damage +
- Crit. chance +
  - 60 Plastic
  - 10 Steel Plate
  - 30 Bolts
  - 50 Spring
  - 18 Factory Parts
?/EXTREMELY RARE MOD/Mod with active skill

FN SCAR modifications (18)

Light Magazine/COMMON MOD
- Durability +
  - 20 Plastic
  - 6 Aluminium Plate
  - 18 Bolts
  - 30 Spring
Extended Magazine/COMMON MOD
- Crit. damage +
- Durability ++
  - 30 Plastic
  - 8 Aluminium Plate
  - 20 Bolts
  - 36 Spring
Drum Magazine/COMMON MOD
- Damage +
- Durability +
- Stability --
  - 20 Iron Plate
  - 12 Aluminium Plate
  - 24 Bolts
  - 36 Spring
Double Drum/RARE MOD
- Crit. damage ++
- Durability +++
- Stability -
  - 20 Aluminium Plate
  - 6 Steel Plate
  - 12 Gun Oil
  - 45 Spring
  - 15 Factory Parts
Red Dot/COMMON MOD
- Crit. chance +
  - 4 Lens
  - 10 Aluminium Plate
  - 36 Bolts
  - 30 Spring
Sight x2/COMMON MOD
- Crit. damage ++
- Crit. chance ++
- Damage --
- Speed -
  - 4 Lens
  - 10 Aluminium Plate
  - 30 Bolts
  - 36 Spring
Sight x4/EXTREMELY RARE MOD
- Crit. chance +++
- Crit. damage ++
- Speed --
  - 12 Lens
  - 12 Steel Plate
  - 60 Bolts
  - 60 Spring
  - 18 Factory Parts
  - 8 Carbon Composite
Sight x8/RARE MOD
- Damage +
- Crit. damage ++
- Speed --
  - 12 Lens
  - 8 Steel Plate
  - 60 Bolts
  - 60 Spring
  - 22 Factory Parts
Short Barrel/COMMON MOD
- Damage ++
- Crit. damage ++
- Durability ---
- Stability --
- Noise +
  - 30 Iron Plate
  - 6 Aluminium Plate
  - 8 Gun Oil
  - 30 Spring
Long Barrel/COMMON MOD
- Damage +
- Stability ++
- Crit. chance -
  - 60 Iron Plate
  - 8 Aluminium Plate
  - 10 Gun Oil
  - 36 Spring
Triple Muzzle Brake/EXTREMELY RARE MOD
- Crit. damage ++
- Crit. chance +++
- Stability +++
- Durability -
  - 15 Aluminium Plate
  - 12 Steel Plate
  - 15 Gun Oil
  - 60 Spring
  - 18 Factory Parts
  - 6 Carbon Composite
Silencer/COMMON MOD
- Damage +
- Crit. chance +
- Noise --
- Crit. damage --
- Range -
  - 45 Iron Plate
  - 12 Aluminium Plate
  - 12 Gun Oil
  - 40 Spring
Red Laser/COMMON MOD
- Crit. chance +
- Crit. damage +
  - 8 Hi-Tech Components
  - 10 Aluminium Plate
  - 36 Bolts
  - 45 Spring
Green Laser/COMMON MOD
- Damage +
  - 8 Hi-Tech Components
  - 10 Aluminium Plate
  - 36 Bolts
  - 45 Spring
ATPIAL 1/COMMON MOD
- Crit. damage ++
  - 10 Hi-Tech Components
  - 8 Aluminium Plate
  - 60 Bolts
  - 60 Spring
ATPIAL 2/EXTREMELY RARE MOD/Grants active skill: Staggering Shot
- Crit. chance ++
  - 10 Hi-Tech Components
  - 12 Steel Plate
  - 60 Bolts
  - 60 Spring
  - 20 Factory Parts
  - 8 Carbon Composite
Handle/EXTREMELY RARE MOD
- Crit. damage ++
- Crit. chance ++
- Speed +
- Stability +++
  - 10 Aluminium Plate
  - 12 Steel Plate
  - 36 Bolts
  - 60 Spring
  - 18 Factory Parts
  - 10 Carbon Composite
?/EXTREMELY RARE MOD/Mod with active skill

M16 modifications (14)

Extended Magazine/COMMON MOD
- Durability +
  - 30 Iron Plate
  - 8 Aluminium Plate
  - 36 Bolts
  - 36 Spring
Grip/COMMON MOD
- Crit. damage ++
- Speed + (8.3 -> 8.7)
- Stability ++
  - 15 Aluminium Plate
  - 4 Steel Plate
  - 36 Bolts
  - 36 Spring
Double Magazine/COMMON MOD
- Durability ++
- Stability -
  - 45 Iron Plate
  - 10 Aluminium Plate
  - 36 Bolts
  - 36 Spring
  - 15 Adhesive
Drum Magazine/RARE MOD
- Damage ++
- Durability +++
- Stability -
  - 15 Aluminium Plate
  - 12 Steel Plate
  - 12 Gun Oil
  - 50 Spring
  - 12 Factory Parts
Red Dot/COMMON MOD
- Damage ++ (12 -> 13)
  - 8 Lens
  - 8 Aluminium Plate
  - 24 Bolts
  - 30 Spring
Sight x2/COMMON MOD
- Crit. chance ++
- Crit. damage +
  - 8 Lens
  - 10 Aluminium Plate
  - 40 Bolts
  - 36 Spring
Sight x4/EXTREMELY RARE MOD/Grants active skill: Leg Shot
- Damage ++ (12 -> 13)
- Speed -- (8.3 -> 7.5)
  - 15 Lens
  - 12 Steel Plate
  - 60 Bolts
  - 60 Spring
  - 20 Factory Parts
  - 8 Carbon Composite
Sight x8/EXTREMELY RARE MOD/Grants active skill: Sniper Shot
- Damage ++
- Speed --
  - 15 Lens
  - 12 Steel Plate
  - 60 Bolts
  - 60 Spring
  - 20 Factory Parts
  - 12 Carbon Composite
Flash Hider/COMMON MOD
- Damage +
- Crit. damage -
- Crit. chance +
  - 36 Iron Plate
  - 10 Aluminium Plate
  - 8 Gun Oil
  - 42 Spring
Muzzle Brake/COMMON MOD
- Crit. chance +++
- Stability ++
- Noise +
- Durability -
  - 40 Iron Plate
  - 8 Aluminium Plate
  - 12 Gun Oil
  - 36 Spring
Handmade Silencer/COMMON MOD
- Crit. chance -
- Crit. damage +
- Noise -
- Range ---
- Stability -
  - 60 Plastic
  - 60 Duct Tape
  - 8 Adhesive
  - 40 Spring
Silencer/EXTREMELY RARE MOD
- Damage ++
- Crit. damage +++
- Noise --
- Range -
  - 20 Aluminium Plate
  - 15 Steel Plate
  - 20 Gun Oil
  - 60 Spring
  - 18 Factory Parts
  - 10 Carbon Composite
Red Laser/EXTREMELY RARE MOD
- Crit. chance +++
- Crit. damage ++
  - 10 Hi-Tech Components
  - 12 Steel Plate
  - 36 Bolts
  - 60 Spring
  - 20 Factory Parts
  - 10 Carbon Composite
Green Laser/COMMON MOD
- Damage + (12 -> 13)
  - 5 Hi-Tech Components
  - 10 Aluminium Plate
  - 36 Bolts
  - 40 Spring

Zip Gun modifications (8)

Bolt-action/COMMON MOD
- Crit. chance +
  - 36 Iron Plate
  - 8 Aluminium Plate
  - 8 Adhesive
  - 30 Spring
Improved Bolt-action/COMMON MOD
- Crit. chance ++
- Range +
  - 36 Iron Plate
  - 12 Aluminium Plate
  - 8 Adhesive
  - 30 Spring
Revolver/EXTREMELY RARE MOD
- Speed ++
- Damage -
  - 36 Iron Plate
  - 4 Steel Plate
  - 12 Adhesive
  - 36 Spring
  - 12 Factory Parts
Improved Revolver/EXTREMELY RARE MOD/Grants active skill: Double Shot
- Crit. chance +++
- Speed ++ (0.8 -> 1.0)
- Damage - (18 -> 17)
  - 15 Aluminium Plate
  - 6 Steel Plate
  - 16 Adhesive
  - 50 Spring
Handmade Muzzle Brake/COMMON MOD
- Damage +
- Noise +
- Durability -
  - 8 Aluminium Plate
  - 40 Duct Tape
  - 10 Adhesive
  - 32 Spring
Handmade Silencer/COMMON MOD
- Crit. chance +++
- Noise -
- Range -
  - 36 Plastic
  - 60 Duct Tape
  - 10 Adhesive
  - 32 Spring
Reinforced Grip/COMMON MOD
- Durability +
  - 30 Oak Plank
  - 8 Aluminium Plate
  - 8 Adhesive
  - 36 Spring
Comfortable Grip/RARE MOD
- Durability ++
  - 40 Oak Plank
  - 40 Duct Tape
  - 8 Adhesive
  - 40 Spring
  - 10 Factory Parts

Bow modifications (14)

Reinforced Bow/COMMON MOD
- Crit. chance +
  - 36 Oak Plank
  - 8 Aluminium Wire
  - 12 Adhesive
  - 36 Duct Tape
Sport Bow/COMMON MOD
- Crit. chance +
  - 12 Aluminium Plate
  - 3 Steel Plate
  - 12 Adhesive
  - 40 Duct Tape
Composite Bow/RARE MOD
- Crit. chance +
- Crit. damage +
  - 40 Oak Plank
  - 12 Steel Plate
  - 18 Adhesive
  - 40 Duct Tape
  - 12 Factory Parts
  - 8 Carbon Composite
Twisted String/COMMON MOD
- Crit. damage +
  - 60 Rope
  - 40 Leather
  - 16 Adhesive
  - 24 Duct Tape
Aramid String/COMMON MOD
- Crit. chance ++
  - 60 Rope
  - 12 Adhesive
  - 40 Duct Tape
  - 10 Factory Parts
Polyethylene String/RARE MOD
- Damage ++
  - 80 Rope
  - 12 Adhesive
  - 60 Duct Tape
  - 15 Factory Parts
Composite String/EXTREMELY RARE MOD/Grants active skill: Point Blank Shot
- Damage ++
  - 80 Rope
  - 24 Adhesive
  - 60 Duct Tape
  - 10 Factory Parts
Small Sight/COMMON MOD
- Crit. chance +
  - 24 Iron Plate
  - 10 Aluminium Wire
  - 16 Adhesive
  - 40 Duct Tape
Big Sight/COMMON MOD
- Crit. damage +
  - 30 Iron Plate
  - 12 Aluminium Wire
  - 15 Adhesive
  - 40 Duct Tape
Sight x2/COMMON MOD
- Crit. chance ++
- Range +
  - 8 Lens
  - 10 Aluminium Plate
  - 16 Adhesive
  - 40 Bolts
Laser Sight/EXTREMELY RARE MOD
- Crit. chance +++
- Range +
  - 8 Hi-Tech Components
  - 10 Aluminium Plate
  - 24 Adhesive
  - 36 Bolts
  - 14 Factory Parts
  - 8 Carbon Composite
Extended Quiver/COMMON MOD
- Durability +
  - 60 Leather
  - 30 Plastic
  - 20 Adhesive
  - 40 Duct Tape
Sport Quiver/COMMON MOD
- Durability ++
  - 50 Leather
  - 30 Plastic
  - 12 Adhesive
  - 30 Duct Tape
Large Quiver/RARE MOD
- Durability +++
  - 60 Leather
  - 30 Plastic
  - 20 Adhesive
  - 50 Duct Tape
  - 12 Factory Parts

Spear modifications (12)

Spiked Pointer/COMMON MOD
- Damage +
  - 30 Iron Plate
  - 12 Adhesive
  - 60 Rope
  - 40 Duct Tape
  - 3 Spear
  - 60 Pine Log
Metal Pointer/COMMON MOD
- Damage +
- Crit. chance +
  - 32 Iron Plate
  - 16 Adhesive
  - 50 Rope
  - 36 Duct Tape
  - 3 Spear
  - 20 Nails
Bone Pointer/COMMON MOD
- Damage ++
- Crit. damage +
- Range +
- Speed --
- Durability -
  - 3 Big Bones
  - 16 Adhesive
  - 60 Rope
  - 40 Duct Tape
  - 5 Spear
  - 30 Nails
Bloodspiller/RARE MOD
- Damage ++ (10 -> 12.3)
- Crit. chance +
- Crit. damage +
- Range +
  - 20 Adhesive
  - 4 Steel Plate
  - 40 Duct Tape
  - 60 Rope
  - 10 Spear
  - 30 Bolts
Sharpened Metal Sidearm/COMMON MOD
- Crit. damage +
  - 36 Iron Plate
  - 12 Adhesive
  - 60 Rope
  - 40 Duct Tape
  - 3 Spear
  - 30 Nails
Bone Sidearm/COMMON MOD
- Damage +
- Crit. damage +
- Durability -
  - 3 Big Bones
  - 20 Adhesive
  - 80 Leather
  - 60 Duct Tape
  - 10 Spear
  - 50 Nails
Sidearm with Barbed Wire/COMMON MOD
- Crit. chance +
- Crit. damage +
  - 24 Iron Plate
  - 8 Aluminium Wire
  - 16 Adhesive
  - 36 Duct Tape
  - 3 Spear
  - 30 Nails
Sidearm Knife/RARE MOD
- Damage + (10->11)
- Crit. chance ++
- Crit. damage ++
  - 24 Adhesive
  - 2 Steel Plate
  - 60 Duct Tape
  - 10 Aluminium Plate
  - 5 Spear
  - 50 Bolts
Rope Handle/COMMON MOD
- Durability ++
- Speed -
  - 60 Rope
  - 12 Adhesive
  - 20 Thick Fabric
  - 40 Duct Tape
  - 3 Spear
Duct Taped Handle/COMMON MOD
- Durability +++
  - 36 Duct Tape
  - 16 Adhesive
  - 40 Thick Fabric
  - 50 Rope
  - 3 Spear
Rag Handle/COMMON MOD
- Durability +++
- Crit. chance +
  - 40 Thick Fabric
  - 60 Rope
  - 16 Adhesive
  - 36 Duct Tape
  - 3 Spear
?/EXTREMELY RARE MOD/Mod with active skill

Baseball Bat modifications (8)

Bat with Bolts/COMMON MOD
- Damage +
- Speed --
  - 32 Bolts
  - 12 Adhesive
  - 24 Iron Plate
  - 4 Wrench
  - 3 Baseball Bat
Bat with Nails/COMMON MOD
- Damage +
- Crit. damage +
  - 30 Nails
  - 16 Adhesive
  - 32 Iron Plate
  - 4 Hammer
  - 3 Baseball Bat
Lucille Bat/COMMON MOD
- Damage ++ (20 -> 24)
- Crit. damage +
- Speed --- (1.0 -> 0.8)
  - 12 Aluminium Wire
  - 16 Adhesive
  - 40 Iron Plate
  - 4 Hammer
  - 3 Baseball Bat
Slugger with Thorns/EXTREMELY RARE MOD/Grants active skill: Jagged Wounds
- Damage ++ (20 -> 24)
- Crit. damage ++
- Speed -- (1.0 -> 0.9)
  - 2 Steel Plate
  - 24 Adhesive
  - 10 Aluminium Plate
  - 60 Duct Tape
  - 10 Baseball Bat
  - 30 Nails
Duct Taped Grip/COMMON MOD
- Durability +
  - 40 Duct Tape
  - 16 Adhesive
  - 18 Nails
  - 30 Thick Fabric
  - 3 Baseball Bat
Leather Grip/COMMON MOD
- Durability ++
  - 40 Leather
  - 16 Adhesive
  - 20 Nails
  - 40 Thick Fabric
  - 3 Baseball Bat
Heavy Grip/COMMON MOD
- Durability +++
- Speed -
  - 40 Iron Plate
  - 16 Adhesive
  - 24 Nails
  - 40 Thick Fabric
  - 3 Baseball Bat
Defensive Grip/RARE MOD
- Durability +++
- Crit. damage +
- Speed -
  - 2 Steel Plate
  - 24 Adhesive
  - 24 Nails
  - 10 Wrench
  - 5 Baseball Bat
  - 8 Factory Parts

Makeshift Bat modifications (7)

Plank with Nails/COMMON MOD
- Damage +
  - 18 Nails
  - 18 Adhesive
  - 8 Aluminium Wire
  - 8 Hammer
  - 3 Makeshift Bat
Plank with Barbed Wire/COMMON MOD
- Damage + (14 -> 15)
- Crit. damage +
- Crit. chance +
  - 10 Aluminium Wire
  - 20 Adhesive
  - 30 Iron Plate
  - 8 Hammer
  - 3 Makeshift Bat
  - 40 Nails
Reinforced Plank/COMMON MOD
- Damage +
- Durability ++
- Speed --
  - 40 Iron Plate
  - 24 Adhesive
  - 6 Aluminium Plate
  - 36 Duct Tape
  - 3 Makeshift Bat
  - 40 Bolts
Facebreaker/EXTREMELY RARE MOD/Grants active skill: Powerful Strike
- Damage ++ (14 -> 17)
- Crit. chance ++
- Crit. damage ++
- Speed -- (1.0 -> 0.9)
  - 4 Steel Plate
  - 24 Adhesive
  - 10 Aluminium Plate
  - 40 Bolts
  - 5 Makeshift Bat
  - 10 Wrench
Handle with Tape/COMMON MOD
- Durability +
  - 40 Duct Tape
  - 14 Adhesive
  - 40 Thick Fabric
  - 18 Nails
  - 3 Makeshift Bat
Reinforced Handle/COMMON MOD
- Durability ++
  - 36 Duct Tape
  - 16 Adhesive
  - 30 Thick Fabric
  - 18 Nails
  - 3 Makeshift Bat
Heavy Handle/RARE MOD
- Durability +++
- Speed --
  - 36 Iron Plate
  - 18 Adhesive
  - 40 Thick Fabric
  - 36 Bolts
  - 3 Makeshift Bat
  - 8 Wrench

Machete modifications (10)

Billhook Blade/COMMON MOD
- Damage +
- Crit. damage +
- Durability --
- Speed --
  - 30 Iron Plate
  - 16 Adhesive
  - 6 Aluminium Plate
  - 8 Hammer
  - 3 Machete
  - 40 Bolts
Kukri Blade/COMMON MOD
- Crit. chance +
- Speed +
- Damage -
- Range -
  - 40 Iron Plate
  - 20 Adhesive
  - 6 Aluminium Plate
  - 8 Hammer
  - 3 Machete
  - 40 Bolts
Parang Blade/COMMON MOD
- Damage + (30 -> 31 (34 when combined with Hunter Handle))
- Crit. damage +
- Speed + (1.3 -> 1.4)
- DPS: 39 -> 43.4 (46.2 when combined with Hunter Handle)
  - 40 Iron Plate
  - 18 Adhesive
  - 8 Aluminium Plate
  - 8 Hammer
  - 3 Machete
  - 36 Bolts
Bone Cracking Blade/COMMON MOD
- Damage ++
- Durability ++
- Range +
- Speed --
  - 40 Iron Plate
  - 18 Adhesive
  - 1 Steel Plate
  - 8 Hammer
  - 3 Machete
  - 36 Bolts
Ripper Blade/RARE MOD
- Damage ++
- Crit. chance ++
- Crit. damage ++
  - 8 Aluminium Plate
  - 24 Adhesive
  - 3 Steel Plate
  - 12 Hammer
  - 5 Machete
  - 60 Bolts
Gut Hook Blade/EXTREMELY RARE MOD/Grants active skill: Tendon Rip
- Damage +++
- Crit. chance ++
- Crit. damage +
- Speed +
  - 16 Hammer
  - 30 Adhesive
  - 6 Steel Plate
  - 8 Carbon Composite
  - 10 Machete
  - 60 Bolts
Plastic Handle/COMMON MOD
- Durability +
  - 18 Adhesive
  - 60 Rope
  - 36 Plastic
  - 40 Duct Tape
  - 3 Machete
  - 30 Rubber Parts
Carbon Handle/COMMON MOD
- Durability ++
  - 20 Adhesive
  - 60 Rope
  - 40 Plastic
  - 36 Duct Tape
  - 3 Machete
  - 2 Carbon Composite
Bone Handle/RARE MOD
- Damage ++
- Crit. chance +++
- Crit. damage ++
- Speed -
- Durability ---
  - 24 Adhesive
  - 60 Rope
  - 60 Plastic
  - 3 Big Bones
  - 5 Machete
  - 60 Leather
Hunter Handle/COMMON MOD
- Damage + (30 -> 31 (34 when combined with Parang Blade))
- Durability +
- DPS: 39 -> 40.3 (46.2 when combined with Parang Blade)
  - 24 Adhesive
  - 24 Nails
  - 36 Plastic
  - 40 Duct Tape
  - 3 Machete
  - 30 Rubber Parts

Cleaver modifications (8)

Light Blade/COMMON MOD
- Crit. chance ++
- Speed ++ (1.4 -> 1.7)
- Damage - (17 -> 15)
  - 36 Iron Plate
  - 20 Adhesive
  - 6 Aluminium Plate
  - 8 Hammer
  - 3 Cleaver
  - 40 Bolts
Sickle/COMMON MOD
- Damage +
- Crit. chance ++
- Speed +
- Range -
  - 36 Iron Plate
  - 24 Adhesive
  - 8 Aluminium Plate
  - 8 Hammer
  - 3 Cleaver
  - 40 Bolts
Slicer/COMMON MOD
- Damage ++ (17 -> 20)
- Durability +
- Speed -- (1.4 -> 1.1)
  - 40 Iron Plate
  - 24 Adhesive
  - 2 Steel Plate
  - 40 Bolts
  - 5 Cleaver
  - 12 Wrench
Tactical Butcher Knife/RARE MOD
- Damage ++ (17 -> 20)
- Durability +
- Crit. chance +
- Crit. damage + (33)
- Speed + (1.4 -> 1.6)
- DPS: 23.8 -> 32.0
  - 30 Iron Plate
  - 18 Adhesive
  - 6 Aluminium Plate
  - 8 Hammer
  - 3 Cleaver
  - 40 Bolts
Reinforced Handle/COMMON MOD
- Durability +
  - 40 Duct Tape
  - 18 Adhesive
  - 40 Thick Fabric
  - 6 Aluminium Plate
  - 3 Cleaver
  - 40 Bolts
Plastic Handle/COMMON MOD
- Durability ++
  - 24 Adhesive
  - 60 Rope
  - 40 Plastic
  - 40 Duct Tape
  - 3 Cleaver
  - 40 Bolts
Metal Handle/COMMON MOD
- Durability +++
- Speed -
  - 40 Iron Plate
  - 18 Adhesive
  - 60 Rope
  - 42 Duct Tape
  - 3 Cleaver
  - 36 Bolts
Hunter Handle/RARE MOD
- Damage + (17 -> 19)
- Durability ++
- Crit. chance +++
- Crit. damage ++
- Speed + (1.4 -> 1.6)
  - 24 Adhesive
  - 80 Rope
  - 4 Carbon Composite
  - 60 Duct Tape
  - 5 Cleaver
  - 50 Rubber Parts

Metal Pipe modifications (7)

Tincan with Nails/COMMON MOD
- Damage +
- Crit. chance +
- Durability --
  - 24 Nails
  - 36 Iron Plate
  - 18 Adhesive
  - 8 Hammer
  - 3 Metal Pipe
  - 80 Empty Can
Saw Hatchet/COMMON MOD
- Damage ++ (26 -> 29)
- Crit. damage +
- Range +
- Durability --
  - 36 Duct Tape
  - 4 Truck Saw Blade
  - 20 Adhesive
  - 8 Hammer
  - 3 Metal Pipe
  - 60 Rubber Parts
The Big One Bone/RARE MOD
- Damage +++
- Crit. chance ++
- Crit. damage ++
- Range +
- Durability ---
  - 3 Big Bones
  - 80 Rope
  - 30 Adhesive
  - 80 Duct Tape
  - 10 Metal Pipe
  - 60 Rubber Parts
Faucet/COMMON MOD
- Damage + (26 -> 27)
- Range +
- Durability +
- DPS: 33.8 ->35.1
  - 40 Iron Plate
  - 30 Bolts
  - 24 Adhesive
  - 10 Wrench
  - 3 Metal Pipe
  - 36 Rubber Parts
Balanced Handle/COMMON MOD
- Durability +
  - 40 Thick Fabric
  - 40 Iron Plate
  - 18 Adhesive
  - 40 Duct Tape
  - 3 Metal Pipe
  - 36 Rubber Parts
Reinforced Handle/COMMON MOD
- Durability ++
  - 50 Thick Fabric
  - 40 Bolts
  - 20 Adhesive
  - 10 Wrench
  - 3 Metal Pipe
  - 36 Rubber Parts
Spiked Handle/RARE MOD
- Damage + (26 -> 27)
- Durability +++
  - 30 Nails
  - 2 Steel Plate
  - 32 Adhesive
  - 60 Duct Tape
  - 5 Metal Pipe
  - 50 Rubber Parts

Skull Crusher modifications (10)

Armature Head/COMMON MOD
- Durability +
  - 40 Iron Plate
  - 40 Leather
  - 60 Stone Brick
  - 18 Adhesive
  - 3 Skull Crusher
  - 40 Duct Tape
Light Head/COMMON MOD
- Crit. chance +
- Crit. damage +
- Speed ++ (0.7 -> 0.8)
- Damage - (45 -> 43)
- Durability --
  - 50 Iron Plate
  - 30 Oak Plank
  - 32 Bolts
  - 8 Wrench
  - 3 Skull Crusher
Heavy Head/COMMON MOD
- Damage +
- Durability +
- Speed --
  - 50 Iron Plate
  - 8 Aluminium Plate
  - 40 Bolts
  - 10 Wrench
  - 3 Skull Crusher
Steel Head/COMMON MOD
- Damage ++
- Durability +
- Speed -
  - 60 Iron Plate
  - 2 Steel Plate
  - 24 Adhesive
  - 8 Hammer
  - 3 Skull Crusher
  - 6 Factory Parts
BFH/RARE MOD
- Damage ++ (45 -> 50)
- Crit. chance +
- Crit. damage +
- Durability ++
- Speed - (0.7 -> 0.6)
  - 32 Adhesive
  - 4 Steel Plate
  - 10 Aluminium Plate
  - 12 Hammer
  - 5 Skull Crusher
  - 10 Factory Parts
?/EXTREMELY RARE MOD/Mod with active skill
- Coming soon
  - ? Chopper Gas Tank
Oak Handle/COMMON MOD
- Durability +
  - 24 Oak Plank
  - 32 Adhesive
  - 36 Nails
  - 60 Rope
  - 3 Skull Crusher
Iron Handle/COMMON MOD
- Durability ++
  - 40 Iron Plate
  - 40 Adhesive
  - 30 Bolts
  - 36 Duct Tape
  - 3 Skull Crusher
  - 6 Wrench
Steel Handle/COMMON MOD
- Durability +++
  - 16 Adhesive
  - 1 Steel Plate
  - 24 Nails
  - 50 Duct Tape
  - 3 Skull Crusher
  - 4 Factory Parts
Carbon Handle/RARE MOD
- Durability +++
- Crit. chance +
- Crit. damage +
  - 24 Adhesive
  - 4 Carbon Composite
  - 60 Plastic
  - 60 Duct Tape
  - 5 Skull Crusher
  - 8 Factory Parts

Saw Blade Mace modifications (12)

Light Blade/COMMON MOD
- Crit. chance +
- Durability +
- Speed + (0.7 -> 0.8)
- Damage - (55 -> 52)
  - 4 Truck Saw Blade
  - 12 Adhesive
  - 32 Bolts
  - 8 Wrench
  - 3 Saw Blade Mace
Persuader/COMMON MOD
- Damage +
- Durability ++
- Crit. damage +
- Speed ---
  - 12 Truck Saw Blade
  - 1 Steel Plate
  - 40 Bolts
  - 12 Wrench
  - 3 Saw Blade Mace
Diamond Blade/COMMON MOD
- Damage + (55 -> 58)
- Durability ++
- Crit. damage ++
- Crit. chance ++
- Speed -- (0.7 -> 0.6)
- DPS: 38.5 -> 34.8
  - 4 Truck Saw Blade
  - 1 Steel Plate
  - 36 Bolts
  - 12 Wrench
  - 3 Saw Blade Mace
  - 4 Factory Parts
Diablo/RARE MOD
- Damage ++
- Durability +
- Crit. chance ++
- Crit. damage ++
- Speed --
  - 10 Truck Saw Blade
  - 16 Red Paint
  - 60 Bolts
  - 12 Wrench
  - 5 Saw Blade Mace
  - 8 Factory Parts
Improved Holder/COMMON MOD
- Durability +
- Speed -
  - 50 Iron Plate
  - 6 Aluminium Plate
  - 30 Bolts
  - 8 Wrench
  - 3 Saw Blade Mace
Heavy Holder/COMMON MOD
- Durability ++
- Speed ---
  - 60 Iron Plate
  - 1 Steel Plate
  - 40 Bolts
  - 12 Wrench
  - 3 Saw Blade Mace
Crane/COMMON MOD
- Damage + (55 -> 58)
- Durability +
- Crit. damage +
- Speed --- (0.7 -> 0.6)
  - 60 Iron Plate
  - 18 Adhesive
  - 36 Bolts
  - 12 Wrench
  - 3 Saw Blade Mace
  - 10 Spring
Engine/EXTREMELY RARE MOD/Grants active skill: Sawing
- Crit. chance +++
- Crit. damage ++
- Durability --
- Speed --
  - 8 Engine Part
  - 50 Gasoline
  - 60 Bolts
  - 16 Wrench
  - 10 Saw Blade Mace
  - 10 Factory Parts
Oak Handle/COMMON MOD
- Durability +
  - 24 Oak Plank
  - 18 Nails
  - 18 Adhesive
  - 8 Hammer
  - 3 Saw Blade Mace
  - 40 Bolts
Heavy Handle/COMMON MOD
- Durability ++
- Speed --
  - 48 Iron Plate
  - 24 Nails
  - 20 Adhesive
  - 12 Hammer
  - 3 Saw Blade Mace
  - 40 Bolts
Steel Handle/COMMON MOD
- Durability ++
- Speed +
  - 48 Plastic
  - 40 Bolts
  - 36 Adhesive
  - 12 Wrench
  - 3 Saw Blade Mace
  - 40 Rubber Parts
Ergonomic Handle/RARE MOD
- Durability +++
- Crit. chance ++
- Crit. damage +
- Speed +
  - 4 Carbon Composite
  - 60 Bolts
  - 32 Adhesive
  - 16 Wrench
  - 5 Saw Blade Mace
  - 60 Rubber Parts

Trivia

Introduced in Beta v.1.9
Added Winchester Weapon Modifications in Beta v.1.9.8
Added Mini Uzi Weapon Modifications in Beta v.1.11.1
Added 11 of 23 EXTREMELY RARE MOD/Mod with active skill in Beta v.1.11.4
Added more 4, total 15 of 23 EXTREMELY RARE MOD/Mod with active skill in Beta v.1.11.8
Changed Close Red Dot Sight/EXTREMELY RARE MOD/Grants active skill: Paralyzing Shot to Grants active skill: Powershot in Beta v.1.11.8
All weapon mods currently can be obtained from Weapon mod blueprint and its variation. With the exception of EXTREMELY RARE MOD/Mod with active skill and Mini Uzi's Ergonomic Grip/RARE MOD and Bow's Small Sight/COMMON MOD

FANDOM