ATI Australia 223/5.56 Steel Shark Muzzle Brake w/Crush washer
Installing a new Muzzle Brake and couldn't get it timed correctly. I tried using a 2nd crush washer as a shim and now it's perfect. Is it ok to use 2 crush
LOW PROFILE CRUSH WASHER - Yankee Hill Machine Co
Help on muzzle brake installation - Calguns.net
Procedure/technique for attaching a new muzzlebrake/compensator??? - Calguns.net
ATI Australia 223/5.56 Steel Shark Muzzle Brake w/Crush washer