Luth-AR .308 Crush Washer 5/8-24 Thread

The Luth-AR .308 Crush Washer is a standard muzzle device installation component designed for .308/7.62 caliber rifles with a 5/8-24 threaded muzzle. Used to properly seat and lock muzzle devices such as flash hiders and muzzle brakes, the crush washer deforms upon torquing to create a secure, aligned fit. A simple and essential part for muzzle device installation or replacement.