Muzzle thread protector for AR-10 barrels chambered in .300 AAC Blackout. Protects threads when not using muzzle brakes, flash hiders, or suppressors.
– Thread pitch: 5/8-24
– Exterior diameter: .750″
– Caliber: .300 AAC Blackout
– Material: Steel
– Finish: Black oxide
– Model: GTHM247






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