- MPR muzzlebrake
- Slips onto the muzzle & is fastened with a screw (screw not included)
- Slide muzzle weights onto this muzzlebrake
- Fits any gun with .552″ (approximately 9/16”) OD barrels
If your barrel OD is larger, you might consider having a machine shop bore out the muzzlebrake so that it will fit.