Upgrade your pistol with the Nickel Boron BCG.
5.56 NATO/.223 or 300 AAC
1:7 or 1:8 Twist
Nitride Coated BCG
7″ CBC Ridgeline M-LOK rail
AR-15 Barrel – 7.5″ 5.56×45 Twist-1-7″ – Fits Standard AR-15 Receiver Muzzle – 1/2″-28 Thread, Gas Port Drilled 0.075″ Pistol Length gas system M4 Feed Ramp Made from bar stock chrome moly stress relieved. Stainless Steel Finish.
Please Note: An “AR-15 Pistol” has a barrel less than 16” in length. Pistol uppers are only for use on AR-15 pistol lowers and legal Short-Barreled Rifles. Other configurations may violate Federal law. Installation of AR-15 upper assemblies with certain features including, but not limited to: flash hiders, bayonet lugs, and threaded muzzles may violate state and/or local laws.