G&P MWS Forged Aluminum M4 Upper Receiver w/ Hopup Chamber (Cerakote Black Finish) for Marui M4A1 MWS GBB Net-Weight-(g)_1250 Suitable for Tokyo Marui G17

Suitable for Tokyo Marui G17 Series Airsoft Gas Blow Back GBB Pistol

CNC machined metal keymod rail

-Adjustable shoulder straps

G&P M LOK Soft Rail Cover (4pcs Set

The set is slated to work with both stock and aftermarket upgrade parts designed for the MWS which makes this receiver set a great upgrade part for MWS users

G&P MWS Forged Aluminum M4 Upper Receiver w/ Hopup Chamber (Cerakote Black Finish) for Marui M4A1 MWS GBB Net-Weight-(g)_1250 Suitable for Tokyo Marui G17G&P MWS Forged Aluminum M4 Upper Receiver w Hopup Chamber (Cerakote Black Finish) for Marui M4A1 MWS GBB Aluminum Construction (Black Cerakote finish) Cerakote finish For better resistance to the elements and or potentially corrosive chemicals. Design For Upgrade the Original Parts More Durable Comes with a hop up chamber to further maximize the performance of the rifle Suitable For Tokyo Marui M4A1 MWS Series Airsoft Gas Blow Back GBB Rifle