Angry Gun CNC MWS Upper Receiver w/ 'Keyhole' Forged Mark for Marui M4 MWS /MTR GBB (Milspec)

Angry Gun CNC MWS Upper Receiver w/ 'Keyhole' Forged Mark for Marui M4 MWS /MTR GBB (Milspec) CNC 6061 T6 Aluminum Construction (Anodized Coating) With 'Keyhole' Forge Mark Suitable For Tokyo Marui M4 MWS/ MTR Series Airsoft Gas Blow Back GBB Rifle