This AR-15 upper assembly is made from the highest quality parts and is assembled in Charleston, South Carolina. The 12″ CBC Arms M-LOK design is one of our most popular handguard/rail designs.
Mil-Spec Anodized Receiver
Pistol Length Gas Tube Assembly
16″ 300 AAC Barrel
4150 Chrome Moly Steel Nitride Coated Barrel
Standard Flash Hider
Twist Rate: 1:8
12″ CBC M-LOK Handguard/Rail
*Does not include Bolt Carrier Group & Charging Handle
CBC provides a wide selections of AR-15 upper assemblies in a variety of styles and lengths - all partial AR-15 uppers are assembled with everything less the charging handle and bolt carrier group. Our partial upper assemblies offer quality and performance that will satisfy the most demanding shooter. Better yet, all CBC AR-15 uppers are custom built-to-order enabling us to provide you with the best prices you will find anywhere. The quality of our AR-15 uppers are backed by our Lifetime Warranty - if any CBC upper assembly becomes defective, we will repair or replace it at no charge. Get your AR-15 upper assembly at CBC today!