AR15 .223/.556 Spike Style Muzzle Brake 1/2x28 Thread with Crush Washer- Steel Black

AR15 Spike Style muzzle brake is is CNC precision machined and made of all steel construction with a heat treated, erosion resistant black oxide finish. It comes with a .223/.556 1/2"x28 thread pitch. Side ported & ported on top to reduce muzzle flip, recoil & barrel whip. Featuring an aggressive Devil

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Crush Washer 1/2 x28 Steel for 223/556 Pack of 5: : Industrial & Scientific