This AR15 upper receiver assembly comes ready to attach to any Mil-Spec lower receiver. It is built around a 16 inch, 4150 chrome moly barrel and has a black nitride finish. The upper receiver is a forged M4 flat top upper, allowing you to easily attach rifle scopes and red dot sights to the picatinny rail.
Outfitted with a 12″ Keymod Rail that features strong attachment points for accessories resulting in accessories and optics having an excellent return to zero capability when detached and reattached. The rail also features a full-length picatinny top rail that sits flush with the upper receiver and has anti-rotation tabs to keep it locked in place. This complete upper assembly comes with a standard A2 flash hider that effectively suppresses muzzle flash and protects the 1/2×28 barrel threads if you are planning on adding a muzzle break in the future.
- Type: AR15
- Finish Color: Black
- Caliber: 5.56 NATO
- Barrel Finish: Nitride
- Barrel Length: 16”
- Twist: 1:7
- Gas System: Midlength
- Receiver Material: Aluminum
- Receiver: Mil-Spec, Forward Assist & Dust Cover Installed
- Does Not Include BCG / CH
- Rail: 12” Keymod
Product Details: AR-15 Upper Assembly – 16″ / 5.56 NATO / 1:7 / Midlength / 12″ CBC Arms Keymod AR-15 Handguard / Rail
➲ .750 Low Profile Gas Block
The gas block is a critical link in the chain that is too often overlooked. This component ensures that your AR runs reliably. Made from high-quality steel with a smooth nitride finish, this .750 low-profile gas block is efficiently designed to stay put with the percussion of gunfire. With its low profile this gas block allows it to fit under the most ergonomically designed handguards and rails on the market.
➲ Midlength Gas Tube
An essential component to your AR15 is the gas tube, which keeps your build up and running. This mid-length gas tube is constructed from corrosion resistant stainless steel ensuring a lifetime of service.
➲ SOCOM Contour Barrel
The barrel is one of the few components that directly affect the accuracy and weight of your build. This barrel has a nitride finish for increased strength and durability. While featuring the SOCOM Contour is similar to the standard M4 Contour, but has a more streamlined appearance. This barrel offers a 1:7 twist rate, that is capable of stabilizing virtually any 5.56 ammunition. It is corrosion resistant resulting in an extended barrel life that is longer than conventional chrome lining. Thus, being the perfect barrel for long distance shooting, competitions, hunting and practically any shooting application you’ll subject your AR-15 too.
➲ 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.
➲ A2 Flash Hider
The muzzle device is designed to perform a specific task, like suppress flash intensity or reduce felt recoil. This A2 Flash Hider is machined from quality steel and finished with an exceptionally corrosion resistant salt bath nitride for a lifetime of service. It provides effective flash suppression that preserves the shooters night vision by disrupting the muzzle flash when firing in low light conditions. While its closed bottom with top and side ports offers reduced dust signature when shooting from the prone position while additionally acting as a compensator.