AAC Muzzle Brake 51 Tooth For KAC M110/SR-25 7.62x51mm Rifles Only 3/4-24 TPI

Constructed of aerospace-grade heat-treated 17-4 stainless steel. Designed for use in the Knights Armament Company M110 rifle in 7.62x51mm or civilian model SR-25. Threaded with 3/4-24 tpi. Shim kit included. Shims fit inside the muzzle brake for proper timing. Muzzle brake will index directly off the tip of barrel where threads stop.