This AR-15 upper assembly is made from the highest quality parts and is assembled in Charleston, South Carolina by United States Veterans. The 12″ CBC Arms Keymod handguard/rail is made from Airplane Aluminum and then hard coat anodized to improve the strength .
Mil-Spec Anodized Receiver
Carbine Length Gas Tube Assembly
16″ .223|5.56 Barrel
4150 Chrome Moly Steel Nitride Coated Barrel
Standard A2 Flash Hider
Twist Rate: 1:7
12″ CBC Arms Keymod Handguard/Rail
*Does not include Bolt Carrier Group & Charging Handle
Product Details: AR-15 Upper Assembly – 14.5″ / .223 | 5.56 / 1:8 / Pinned & Welded / Linear Compensator / 15″ Hera Arms IRS Handguard / Rail
➲ Upper Receiver with Ejection Port Cover and Forward Assist
The foundation of all good AR's is built upon a dependable upper receiver. CBC upper receivers offer best-in-class quality while providing you years of dependable service. Boasting a MIL-SPEC type III hard coat anodized finish and machined from 7075-T6 forged aluminum, this M4 flat-top receiver delivers a lifetime of superior function. You want your AR built upon a solid platform - this receiver gives you the confidence that your AR-15 will function when it counts most.
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 and save with free shipping!