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Description:
This Proof Research barrel is an AR15 style barrel, featuring a 7.5 Twist Rate and an overall length of 18". The barrel features a Carbon Fiber finish, providing strength and extreme temperature resistance, due to the carbon, this barrel also weighs 64% lighter than traditional steel barrels. Additionally this barrel features a 5/8-24 Thread Pitch, weighs 1lbs, and has a gas journal of .750.