Tiger Rock AR 9mm 1/2x36 Threaded Stainless Muzzle Brake Jam Nut

Tiger Rock AR 9MM 1/2"x36 Threaded Stainless Muzzle Brake Jam Nut. Our 9mm Threaded Stainless Steel Muzzle Brake Jam Nut clamps down on to a 1/2inx36 threaded barrel to help lock the muzzle brake in place. We also added an alignment guage on the body of the muzzle brake to help align and center the brake. The Stainless Steel Jam Nut and optional Jam Nut Keepers are included in multiple thread counts reduces the number of small threads required for installation. Tiger Rock Muzzle Brake Jam Nut is perfect for creating an aggressive short-barreled look for your AR 9mm barrel. Package Contents: Tiger Rock AR 9MM 1/2inx36 Threaded Stainless Muzzle Brake Jam Nut Tiger Rock JN9-S: AR 9MM 1/2"x36 Threaded Stainless Muzzle Brake Jam Nut