This BCA AR-15 complete 300 Blackout rifle length upper has a 16″ heavy barrel with a parkerized finish, and features a 1:8 twist rate, with a pistol length gas system. It includes a 15 1/4″ MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a side charging (Gen 2) handle (patent pending). This 300 Blackout upper is compatible with any mil-spec AR-15 lower. This has the new handguard.

 

Bear Creek Arsenal manufactures all AR-15 rifles, complete upper assemblies, barrels, bolt carrier groups (bcg), and components in-house here in Sanford, NC. Choose an American-made AR-15 complete upper assembly from Bear Creek Arsenal, designed for high accuracy and backed by a lifetime warranty. Visit our YouTube channel to see our AR-15s and AR-10s in action and get answers to common questions about your gun.

 

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*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard/flash hider you receive.