Aero Precision presents the 5.56X45 NATO Assembled Upper Receiver, a testament to precision engineering and robust design. This upper receiver features a 16'' barrel with a mid-length gas system, ensuring smooth operation and reliability. The anodized black finish not only enhances durability but also adds a sleek look to your AR-15 setup.

Ideal for range shooting, training, and competitions, this upper receiver is a versatile addition to any firearm enthusiast's collection. Known for their innovation and quality, Aero Precision continues to set the standard in firearm accessories.

Key Features:
- Manufacturer: Aero Precision
- Model: 5.56X45 NATO Assembled Upper Receiver
- Caliber: 5.56 mm NATO
- Finish Color: Black Anodized
- Barrel Length: 16.00"
- Gas System Length: Mid-Length
- Muzzle Device: A2 Flash Hider
- Handguard: M4 Style
- Twist: 1-7
- Upper Receiver Type: A3 Flat-Top
- Weight: 4.36 lbs