TACPOOL 308 Barrel Thread Protector Nut for 5/8"x24 Muzzle Threading and 0.712" diam

TACPOOL offers replacement components for the AR-15 that are made to strict military specifications. This high quality components will provide excellent fit and reliable function in your AR series rifle and are perfect for upgrading existing components or replacing worn or broken parts. 308 Barrel Thread Protector Nut for 5/8"x24 Muzzle Threading and 0.712" diam, Black.   Protects your Barrels fore end threading when you have to remove your Muzzle Brake.  Fits Standard .308 Barrel threading 5/8"x24 with a 0.712" diam Fits Standard .308 Barrel threading 5/8"x24. Outer Diam: 0.915" Outer width is for 308 pencil barrel thickness, not standard 0.950" barrels.  Outside textured for easy hand tightening.