BC-15 | .300 Blackout Upper | 10.5" Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 9.5" MLOK | Billet Upper Receiver

This BCA AR-15 complete 300 Blackout pistol length upper has a 10.5" heavy barrel with a parkerized finish, and features a 1:8 twist rate, with a pistol length gas system. It includes a 9.5" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This 300 Blackout upper is compatible with any mil-spec AR-15 lower.

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

WARNING: This product can expose you to chemicals, such as lead and other petroleum products, which are known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to the California P65 Warning site.