This Bear Creek Arsenal AR-15 5.56 NATO Complete Rifle has a 16″ M4 barrel with a parkerized finish, and features a 1:7 twist rate, with a carbine length gas system. This 5.56 AR-15 includes a standard handguard with an A2 front sight, a forged upper receiver, a BCA AR15 Bolt Carrier Group, Flash Hider, rear charging handle, and mil-spec forged AR-15 multicaliber lower.
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