: muzzle brake can be used to craft the following recipes:

: modified muzzle brake
Autolearned
Player Recipe
Category: CC_WEAPON
SubCategory: CSC_WEAPON_MODS
Primary skill used: fabrication(4)
Required skills: gun(2)
Time to complete: 30 minutes
Auto-learn: Yes

Tools required:
> gunsmith repair kit (25 charges) OR firearm repair kit (45 charges)
Components required:
> 1x muzzle brake
> 2x scrap metal
Byproducts:
(none)