The Sons of Liberty Gun Works M4-L89 Upper Receiver Group, Upper Receiver, 5.56 NATO, 16" Barrel, Fits AR-15 is an upper receiver for AR-15. Built to the manufacturer’s specifications and sold by WBT Guns, a California FFL dealer since 2012.
Specifications
- Brand: Sons of Liberty Gun Works
- Fits: AR-15
- Caliber: .223/5.56
- Color: Black
- Finish: Matte
- Barrel Length: 16 in
- Manufacturer Part #: U-M4L89-556-16-A2
- UPC: 657628673057
