Muzzle Brake Recoil Compensator w/ Jam Nut + Crush Washer 1/2"X28 Steel for .223

Brake comes with jam nut and crush washer (as per main picture). High quality steel construction, precisely CNC machined Height: 0.98 IN; Width: 0.98 IN; Length: 2.36 IN; Weight: 3.8 OZ Redirects propellant gases to counter recoil and unwanted rising Helps to control recoil and rising of barrel after firing Standard fit for Model 4/15 1/2"X28 Brake, crush washer + jam nut included Model MZ-02-01-B MPN MZ-02-01-B Brand Sniper Thread pitch 1/2X28 UPC 840354115032 .