Description
This MICRO AR15 upper receiver assembly comes ready to attach to any Mil-Spec lower receiver. The receiver is a flat top M4 forged Mil-Spec upper receiver that is CNC Machined from 7075-T6 aluminum – the hardest and most durable material of any upper. The MICRO 5″ 5.56 NATO barrel is manufactured with 4150 Chrome Moly steel and has a 1:5 twist rate & MICRO gas system.
**UPPERS DO NOT INCLUDE BCG , CHARGING HANDLE COMES WITH OUR COLORED UPPERS ONLY**
- Barrel: 5″ 5.56 NATO Barrel Chrome Moly
- Twist Rate: 1:5
- Feed Ramps: M4
- Gas Block: Steel .750 Low Profile
- Gas Tube: DGI Stainless Micro-Length
- Muzzle Device: A2 Flash Hider
- Rail: 4″ M-LOK Rail
- Upper Receiver: Forged Upper Receiver
- Upper Components: Mil-Spec Forward Assist, Mil-Spec Dust Cover, and Brass Deflector
Please Note: An AR-15 Pistol upper assembly has a barrel less than 16in length. Pistol uppers are only for use on AR-15 pistol lowers and registered 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.