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AR-10 .308 Barrel Thread Protector Nut for 5/8"x24 Muzzle Threading and 0.712" diam, Black SKU: BTPR05
Protects your Barrels fore end threading when you have to remove your AR-10's Muzzle Brake. Fits Standard AR-10 Barrel threading 5/8"x24 with a 0.712" diam. Outer width is for 308 pencil barrel thickness, not standard 0.950" barrels. Outside textured for easy hand tightening.
