Gun Mods are Mods used in Fallout 4 to customize the player's Guns by placing them into an available Mod Slot. The Gun Nut Perk is required to modify Guns. Gun Mods can be considered the following:
Gun Mods
Pipe Receivers
| Mod |
 |
Info |
Dam |
Fire Rate |
Rng |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|---|---|---|
 Pipe Standard Receiver |
None |
Standard. |
- |
- |
- |
- |
- |
Gear (1), Oil (2), Screw (1), Steel (2) |
| Pipe Light Frame Receiver |
None |
Lighter weight. Reduced damage. |
-1 |
- |
- |
- |
-1.1 |
Adhesive (1), Gear (1), Oil (2), Screw (1), Steel (2) |
| Pipe Heavy Frame Receiver |
None |
Heavier weight. Improved damage. |
+1 |
- |
- |
- |
+0.9 |
Adhesive (1), Gear (2), Oil (2), Screw (2), Steel (3) |
| Pipe Calibrated Receiver |
None |
Better critical shot damage. |
- |
- |
- |
+2 |
+0.2 |
Adhesive (2), Gear (2), Oil (2), Screw (2), Steel (4) |
| Pipe Hardened Receiver |
None |
Better damage. |
+3 |
- |
- |
- |
+0.2 |
Adhesive (2), Gear (2), Oil (2), Screw (3), Steel (4) |
| Pipe Automatic Receiver |
None |
Improved rate of fire. Inferior damage and range. |
-3 |
+72 |
-12 |
-11 |
+0.4 |
Adhesive (3), Gear (2), Oil (3), Screw (3), Steel (4) |
| Pipe Armor Piercing Automatic Receiver |
 |
Improved rate of fire and armor penetration. Reduced range. Inferior damage. |
-3 |
+72 |
-10 |
-11 |
+0.4 |
Adhesive (3), Gear (2), Oil (3), Screw (3), Steel (4) |
| Pipe Hair Trigger Receiver |
|
More sensitive trigger. Better rate of fire. |
- |
+28 |
- |
-4 |
- |
Adhesive (4), Oil (3), Screw (2), Spring (3), Steel (5) |
| Pipe Powerful Receiver |
|
Superior damage. |
+6 |
- |
- |
- |
+0.4 |
Adhesive (4), Aluminum (5), Gear (3), Oil (3), Screw (3) |
| Pipe Hardened Automatic Receiver |
|
Improved rate of fire. Reduced damage. Inferior range. |
- |
+72 |
-12 |
-11 |
+0.6 |
Adhesive (3), Gear (3), Oil (3), Screw (4), Steel (5) |
| Pipe Rapid Automatic Receiver |
 |
Superior rate of fire. Inferior Range. Inferior damage. |
-3 |
+95 |
-12 |
-11 |
+0.6 |
Adhesive (4), Aluminum (5), Gear (4), Oil (3), Screw (4) |
| Pipe Calibrated Powerful Receiver |
|
Superior damage. Better critical shot damage and accuracy. |
+6 |
- |
- |
+2 |
+0.7 |
Adhesive (5), Aluminum (6), Gear (4), Oil (4), Screw (4) |
| Pipe Hardened Piercing Auto Receiver |
|
Improved rate of fire and armor penetration. Reduced damage and range. |
- |
+72 |
-10 |
-11 |
+0.7 |
Adhesive (4), Aluminum (6), Gear (5), Oil (4), Screw (5) |
| Pipe Powerful Automatic Receiver |
|
Improved damage and rate of fire. Inferior Range. |
+3 |
+72 |
-12 |
-11 |
+0.9 |
Adhesive (6), Aluminum (7), Gear (5), Oil (6), Screw (5) |
| Pipe .45 Receiver |
|
Exceptional damage. Changes ammo type to .45 Caliber. More sensitive trigger. Better rate of fire. |
+9 |
+28 |
- |
-4 |
+0.8 |
Adhesive (6), Aluminum (7), Gear (5), Oil (5), Screw (6) |
Assault Rifle Receivers
| Mod |
|
Info |
Dam |
Fire Rate |
Rng |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|---|---|---|
| Assault Rifle Standard Receiver |
None |
Standard |
?? |
?? |
?? |
?? |
?? |
Adhesive 1x, Oil 1x, Screw 1x, Spring 1x, Steel 3x |
| Assault Rifle Light Frame Receiver |
None |
Lighter weight. Reduced damage. |
?? |
?? |
?? |
?? |
?? |
Adhesive 1x, Aluminum 5x, Screw 1x, Gear 2x, Oil 3x |
| Assault Rifle Heavy Frame Receiver |
None |
Heavier weight. Improved damage. |
?? |
?? |
?? |
?? |
?? |
Adhesive 1x, Steel 8x, Screw 2x, Gear 2x, Oil 3x |
| Assault Rifle Calibrated Receiver |
None |
Better critical shot damage. |
?? |
?? |
?? |
?? |
?? |
Adhesive 4x, Steel 8x, Screw 5x, Gear 4x, Oil 4x |
| Assault Rifle Hardened Receiver |
None |
Better damage. |
?? |
?? |
?? |
?? |
?? |
Adhesive 4x, Steel 9x, Screw 5x, Gear 4x, Oil 4x |
 Assault Rifle Automatic Receiver |
|
Improved rate of fire. Inferior damage and range. |
?? |
?? |
?? |
?? |
?? |
Adhesive 2x, Steel 10x, Screw 6x, Gear 5x, Oil 6x |
| Assault Rifle Armor Piercing Automatic Receiver |
 |
Improved rate of fire and armor penetration. Reduced range. Inferior damage. |
?? |
?? |
?? |
?? |
?? |
Adhesive 5x, Aluminum 9x, Screw 7x, Gear 5x, Oil 6x |
| Assault Rifle Hair Trigger Receiver |
|
More sensitive trigger. Better rate of fire. |
?? |
?? |
?? |
?? |
?? |
Adhesive 5x, Aluminum 10x, Gear 5x, Oil 5x, Screw 7x |
| Assault Rifle Powerful Receiver |
|
Superior damage. |
?? |
?? |
?? |
?? |
?? |
Adhesive 5x, Aluminum 10x, Gear 5x, Oil 6x, Screw 6x |
| Assault Rifle Hardened Automatic Receiver |
|
Improved rate of fire. Reduced damage. Inferior range. |
?? |
?? |
?? |
?? |
?? |
Adhesive 6x, Aluminum 11x, Gear 6x, Oil 6x, Screw 6x |
| Assault Rifle Rapid Automatic Receiver |
 |
Superior rate of fire. Inferior damage and range. |
?? |
?? |
?? |
?? |
?? |
Adhesive 6x, Aluminum 12x, Gear 6x, Oil 7x, Screw 7x |
| Assault Rifle Calibrated Powerful Receiver |
|
Superior damage. Better critical shot damage and accuracy. |
?? |
?? |
?? |
?? |
?? |
Adhesive 7x, Aluminum 13x, Gear 8x, Oil 6x, Screw 7x |
| Assault Rifle Hardened Piercing Auto Receiver |
|
Improved rate of fire and armor penetration. Reduced damage. Inferior range. |
?? |
?? |
?? |
?? |
?? |
Adhesive 7x, Aluminum 13x, Gear 8x, Oil 6x, Screw 7x |
| Assault Rifle Advanced Receiver |
|
Exceptional damage. More sensitive trigger. Better rate of fire. |
?? |
?? |
?? |
?? |
?? |
Adhesive 9x, Aluminum 15x, Gear 7x, Oil 6x, Screw 10x |
| Assault Rifle Powerful Automatic Receiver |
|
Improved damage and rate of fire. Inferior Range. |
?? |
?? |
?? |
?? |
?? |
Adhesive 9x, Aluminum 16x, Gear 8x, Oil 7x, Screw 10x |
Junk Jet Barrels
| Mod |
|
Info |
Rng |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|---|
 Junk Jet Short Barrel |
- |
Standard. |
- |
- |
- |
Adhesive (2), Plastics (2), Screw (5), Steel (6) |
 Junk Jet Long Barrel |
|
Superior range and sighted accuracy. Better recoil. Poor hip-fire accuracy. |
+84 |
+3 |
+4.7 |
Adhesive 6), Plastics (3), Screw (10), Steel (13) |
Pipe Grips and Stocks
| Mod |
|
Info |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|
 Pipe Standard Grip |
- |
Standard. |
- |
- |
Screw (1), Steel (1) |
| Pipe Comfort Grip |
- |
Improved recoil and hip-fire accuracy. |
+5 |
- |
Adhesive (1), Screw (1), Steel (2) |
 Pipe Standard Stock |
- |
Exceptional sighted accuracy. Better recoil and aim with scopes. Improved bash. |
+11 |
+0.6 |
Adhesive (3), Copper (4), Screw (3) |
| Pipe Sharpshooter's Grip |
|
Better recoil and hip-fire accuracy. |
+7 |
+0,2 |
Adhesive (2), Cork (1), Rubber (1), Screw (2), Wood (3) |
 Pipe Marksman's Stock |
|
Exceptional sighted accuracy. Superior recoil and aim with scopes. Improved bash. |
+11 |
+0.7 |
Adhesive (4), Copper (5), Cork (2), Rubber (3), Screw (3) |
 Pipe Recoil Compensating Stock |
|
Exceptional sighted accuracy and recoil. Better aim with scopes. Improved bash. |
+13 |
+0.8 |
Adhesive (5), Copper (6), Cork (2), Rubber (4), Screw (4) |
Assault Rifle Grips and Stocks
| Mod |
|
Info |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|
 Assault Rifle Short Stock |
None |
Standard. |
- |
- |
Adhesive 2x, Screw 7x, Steel 6x |
 Assault Rifle Full Stock |
|
Better recoil. |
- |
+0.7 |
Adhesive 4x, Screw 8x, Steel 8x |
 Assault Rifle Recoil Compensating Stock |
|
Exceptional sighted accuracy and recoil. |
- |
+2.0 |
Adhesive 6x, Aluminum 9x, Rubber 3x, Spring 8x, Screw 12x |
 Assault Rifle Marksman's Stock |
|
Superior recoil. Better aim with scopes. |
- |
- |
Adhesive 5x, Aluminum 8x, Rubber 2x, Spring 5x, Screw 10x |
Pipe Sights and Scopes
| Mod |
|
 |
Info |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|---|
 Pipe Standard Sights |
- |
- |
Standard. |
- |
- |
Adhesive (1), Steel (1) |
| Pipe Glow Sights |
- |
- |
Improved focus and better sighted accuracy. |
+2 |
- |
Adhesive (1), Nuclear Material (1), Steel (1) |
 Pipe Short Scope |
- |
- |
Improved magnification. Superior sighted accuracy. |
+6 |
+0.4 |
Adhesive (1), Glass (1), Screw (1), Steel (1) |
 Pipe Reflex Sight |
- |
- |
Better focus and sighted accuracy. |
+7 |
+0.2 |
Adhesive (2), Aluminum (3), Screw (2) |
| Pipe Glow Reflex Sight |
- |
- |
Better focus and sighted accuracy. |
+7 |
+0.2 |
Adhesive (2), Aluminum (3), Nuclear Material (1), Screw (2) |
| Pipe Medium Scope |
|
- |
Better magnification. Superior sighted accuracy. |
+23 |
+0.4 |
Adhesive (2), Aluminum (3), Glass (2), Screw (1) |
| Pipe Long Scope |
|
- |
Superior magnification and sighted accuracy. |
+36 |
+0.6 |
Adhesive (3), Aluminum (4), Glass (4), Screw (2) |
| Pipe Short Night Vision Scope |
|
|
Night vision. Improved magnification. Superior sighted accuracy. |
+16 |
+0.4 |
Adhesive (3), Glass (2), Nuclear Material (1), Screw (2), Silver (2) |
| Pipe Medium Night Vision Scope |
|
|
Night vision. Better magnification. Superior sighted accuracy. |
+23 |
+0.4 |
Adhesive (5), Circuitry (1), Fiber-Optics (1), Glass (4), Nuclear Material (2), Screw (3), Silver (3) |
| Pipe Long Night Vision Scope |
|
|
Night vision. Superior magnification and sighted accuracy. |
+36 |
+0.6 |
Adhesive (6), Circuitry (2), Fiber-Optics (2), Glass (5), Nuclear Material (3), Screw (3), Silver (4) |
| Pipe Short Recon Scope |
|
|
Tracks targets. Improved magnification. Superior sighted accuracy. |
+16 |
+0.7 |
Adhesive (6), Circuitry (3), Crystal (5), Fiber-Optics (3), Nuclear Material (4), Screw (4), Silver (5) |
| Pipe Long Recon Scope |
|
|
Tracks targets. Superior magnification and sighted accuracy. |
+36 |
+0.7 |
Adhesive (6), Circuitry (3), Crystal (5), Fiber-Optics (3), Nuclear Material (4), Screw (4), Silver (5) |
Assault Rifle Sights and Scopes
| Mod |
|
|
Info |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|---|
 Assault Rifle Standard Sights |
None |
None |
Standard. |
- |
- |
Adhesive 1x, Steel 2x |
 Assault Rifle Glow Sights |
None |
None |
Improved focus and better sighted accuracy. |
+2 |
- |
Adhesive 4x, Aluminum 5x, Oil 2x, Screw 2x, Spring 6x |
| Assault Rifle Short Scope |
None |
None |
Improved magnification. Superior sighted accuracy. |
+18 |
+1.4 |
Adhesive 2x, Glass 1x, Screw 2x, Steel 3x |
 Assault Rifle Reflex Sight |
None |
None |
Better focus and sighted accuracy. |
+7 |
+2.5 |
Adhesive 2x, Aluminum 2x, Glass 1x, Glass 1x, Nuclear Material 2x, Silver 1x |
| Assault Rifle Reflex Sight (Circle) |
None |
None |
Better focus and sighted accuracy. |
?? |
?? |
Adhesive 2x, Aluminum 2x, Glass 1x, Glass 1x, Nuclear Material 2x, Silver 1x |
| Assault Rifle Medium Scope |
|
None |
Better magnification. Superior sighted accuracy. |
?? |
?? |
Adhesive 3x, Glass 2x, Screw 2x, Steel 4x |
| Assault Rifle Long Scope |
|
None |
Superior magnification and sighted accuracy. |
?? |
?? |
Adhesive 4x, Glass 4x, Screw 4x, Steel 5x |
| Assault Rifle Short Night Vision Scope |
|
|
Night vision. Improved magnification. Superior sighted accuracy. |
?? |
?? |
Adhesive 4x, Aluminum 5x, Circuitry 2x, Fiber-Optics 1x, Glass 2x, Nuclear Material 4x, Screw 2x, Silver 2x |
| Assault Rifle Medium Night Vision Scope |
|
|
Night vision. Better magnification. Superior sighted accuracy. |
?? |
?? |
Adhesive 4x, Aluminum 6x, Circuitry 3x, Fiber-Optics 2x, Glass 4x, Nuclear Material 4x, Screw 2x, Silver 2x |
| Assault Rifle Long Night Vision Scope |
|
|
Night vision. Superior magnification and sighted accuracy. |
?? |
?? |
Adhesive 5x, Aluminum 7x, Circuitry 4x, Fiber-Optics 2x, Glass 5x, Nuclear Material 6x, Screw 4x |
| Assault Rifle Short Recon Scope |
|
|
Tracks targets. Improved magnification. Superior sighted accuracy. |
?? |
?? |
Adhesive 8x, Crystal 6x, Circuitry 4x, Fiber-Optics 3x, Nuclear Material 1x, Screw 6x |
| Assault Rifle Long Recon Scope |
|
|
Tracks targets. Superior magnification and sighted accuracy. |
?? |
?? |
Adhesive 5x, Aluminum 8x, Circuitry 4x, Crystal 6x, Fiber-Optics 3x, Nuclear Material 7x, Screw 6x |
Junk Jet Sights and Scopes
| Mod |
|
Info |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|
| Junk Jet Standard Sights |
- |
Standard. |
- |
- |
Steel (2) |
 Junk Jet Gunner Sight |
- |
Better focus and sighted accuracy. |
+6 |
+1.4 |
Adhesive (2), Plastics (1), Steel (3) |
Pipe Muzzles
| Mod |
|
Info |
Rng |
Acc |
Wgt. |
Mats |
|---|---|---|---|---|---|---|
| No Muzzle |
- |
None |
- |
- |
- |
None |
 Pipe Small Bayonet |
- |
Better bash. Reduced range. |
-12 |
- |
+0.2 |
Adhesive (1), Screw (1), Steel (3) |
| Pipe Large Bayonet |
- |
Superior bash. Inferior range. |
-18 |
- |
+0.5 |
Adhesive (2), Screw (2), Steel (4) |
 Pipe Compensator |
|
Improved per-shot recoil. Improved recoil control. Reduced range. |
-12 |
+6 |
+0.4 |
Adhesive (3), Screw (2), Steel (3) |
 Pipe Muzzle Brake |
|
Exceptional recoil control. Better per-shot recoil. Inferior range. |
-18 |
+7 |
+0.4 |
Adhesive (3), Screw (3), Steel (4) |
| Pipe Suppressor |
|
Suppresses sound from firing. Exceptional per-shot recoil. Improved recoil control. Poor range. |
-30 |
+6 |
+0.5 |
Adhesive (4), Aluminum (5), Plastic (4), Screw (4) |
Assault Rifle Muzzles
| Mod |
|
Info |
Rng |
Wgt. |
Mats |
|---|---|---|---|---|---|
 Assault Rifle Suppressor |
|
Suppresses sound from firing. Exceptional per-shot recoil. Improved recoil control. Poor range. |
?? |
?? |
Adhesive 5x, Aluminum 5x |
 Assault Rifle Compensator |
|
Improved per-shot recoil. Improved recoil control. Reduced range. |
?? |
?? |
Adhesive 4x, Aluminum 6x |
 Assault Rifle Muzzle Brake |
|
Exceptional recoil control. Better per-shot recoil. Inferior range. |
?? |
?? |
Adhesive 5x, Aluminum 8x, Plastic 4x Screw 4x |
Pipe Magazines
| Mod |
|
Info |
Rounds Held |
Reload Speed |
Wgt. |
Materials |
|---|---|---|---|---|---|---|
 Pipe Standard Magazine |
- |
Standard. |
- |
- |
- |
Spring (1), Steel (1) |
 Pipe Large Magazine |
- |
Superior ammo capacity. Inferior reload speed |
?? |
?? |
+0.2 |
Adhesive (1), Screw (1), Spring (2), Steel (2) |
| Pipe Quick Eject Mag |
- |
Superior reload speed. |
?? |
?? |
+0.1 |
Adhesive (3), Oil (2), Screw (3), Spring (2), Steel (4) |
 Pipe Drum Magazine |
|
Exceptional ammo capacity. Inferior reload speed. |
?? |
?? |
+0.6 |
Adhesive (2), Screw (2), Spring (3), Steel (4) |
| Pipe Large Quick Eject Mag |
|
Superior ammo capacity. Improved reload speed. |
?? |
?? |
+0.3 |
Adhesive (3), Oil (3), Screw (2), Spring (4), Steel (5) |
| Pipe Quick Eject Drum Mag |
|
Exceptional ammo capacity. Improved reload speed. |
?? |
?? |
+0.7 |
Adhesive (4), Aluminum (6), Oil (3), Screw (3), Spring (4) |
Assault Rifle Magazines
| Mod |
|
Info |
Rounds Held |
Reload Speed |
Wgt. |
Mats |
|---|---|---|---|---|---|---|
 Assault Rifle Standard Magazine |
None |
Standard. |
?? |
- |
- |
Adhesive 3x, Screw 4x, Spring 4x, Steel 4x |
 Assault Rifle Drum Magazine |
|
Exceptional ammo capacity. Inferior reload speed. |
?? |
?? |
+2.0 |
Adhesive 4x, Screw 6x, Spring 6x, Steel 6x |
| Assault Rifle Quick Eject Mag |
|
Better reload speed. |
?? |
?? |
?? |
Adhesive 5x, Aluminum 6x, Oil 3x, Screw 4x, Spring 8x |
| Assault Rifle Quick Eject Drum Mag |
|
Exceptional ammo capacity. Improved reload speed. |
?? |
?? |
?? |
Adhesive 6x, Aluminum 6x, Oil 5x, Screw 6x, Spring 10x |
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Can excess gun modsbe broken down into materials?
0
+10
-1