This AR-10 shark muzzle brake and crush washer is is designed for .30 caliber, 7.62, .308, 6.8 and 300 Blackout) AR Style Rifles with 5/8"X24 thread pitch on barrel. The shark muzzle brake is Precision CNC Machined High Quality steel with military style black oxide finish. Top and sides are ported to reduce back pressure and recoil. This muzzle brake has 5/8"-24 thread pitch and comes with black crush washer. Length: 2.87 inches. Muzzle brake features an aggressive six prong design for an improvised breaching and impact device for hand-to-hand combat situations. Made in USA. One year limited warranty.
For .30 Caliber 7.62x39,.308/6.8/300 Blackout) AR Style Rifles and Bolt action rifles with 5/8"X24 thread pitch barrels.