VFC MK18 MOD1 GBB Upper Receiver Set (Tan)

VFC MK18 MOD1 GBB Upper Receiver Set (Tan) Metal Construction This is a long awaited accessory for VFC GBB users as this can allow you to simply purchase a standalone URG to swap out with an already existing lower receiver. Suitable for VFC M4 Series Airsoft Gas Blow Back GBB Rifle