This AR-15 .223 / 5.56 Krinkov style muzzle brake flash hider has a 1/2x28 thread adapter for use with rifles with threaded barrels and crush washer is included. This muzzle brake is a three piece design to directs the muzzle blast forward and reduces recoil and flash. Precision CNC machined high quality heat treated steel with Military style black oxide finish. Length: 3.69 inches. One year limited warranty.
