This is my first post so i'll try and make it good. I've got a Mossberg 4x4 .338 win mag rifle that i'd like to put a muzzle brake on. Heres my little issue/problem or idea or whatever. The "NEW" special purpose Mossberg ATR in only .308,Barrett M82, Armalite
AR-30 and AR-50 have the typical huge muzzle brake that works great and looks cool. Armalite sells the brake for their .338 ...