BC-9 | 9MM Barrel | 16" Black Nitride M4 Barrel | 1:10 Twist | Blowback Gas System

This Bear Creek Arsenal 9mm 16" M4 profile, black nitride barrel has a blowback gas system with a 1:10 twist. Our AR-9 black nitride barrels are made from the finest 4150 Chrome Moly Vanadium and precisely rifled for high accuracy at a great price. Use a Bear Creek Arsenal 9mm barrel in your next pistol caliber carbine build and experience superior performance backed by a lifetime warranty!

All finished barrels go through a 100% inspection process. Inspections Equipment includes CMMs and Air Gauges for the bores as well as visual and machine inspection.

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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.

Does not include gas block or gas tube.