CMMG A2 Compensator, 1/2 x 28 RH, Black Finish 55DA5EB

For those looking to build a mil-spec style AR-15, completing the upper assembly with an A2-style compensator is a must-have, and CMMG has the perfect solution in the form of its A2 Compensator. This device is machined from steel and features an all-black finish. It'll fit all threaded muzzles complete with a 1/2-28 TPI thread pitch.