AR-15 M4E1 Assembled Upper Receiver Black 5.56mm

Upgrade your AR-15 with the Aero Precision M4e1 Assembled Upper Receiver Threaded 5.56mm in FDE. This superior quality upper receiver is meticulously crafted to provide a reliable and precise shooting experience. The M4e1 Assembled Upper Receiver Threaded features a 5.56 NATO chamber, ensuring compatibility with a variety of ammunition options.

Upgrade your build with the following features:
- Brand: Aero Precision
- Model Number: APAR700201AC
- UPC: 815421020977
- M4e1 5.56 NATO Assembled Upper Receiver Threaded
- M16 Cut Black finish for added style and durability

Enhance your rifle's performance with the Aero Precision M4e1 Assembled Upper Receiver Threaded 5.56mm.