Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 5.56mm 10.5in 9.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black. 56 Half Complete Upper Receiver then you have turned up at the right location.. Formulated using some of the most...

In stock
ShipAmount $0.00
RevType 2
Manufacturer Sons of Liberty Gun Works
Sku M489UPPER105556
Identity 26355071608