ITP WE GBB Drum Magazine Adapter for Tokyo Marui MWS GBB Airsoft Variant

ITP WE GBB Drum Magazine Adapter for Tokyo Marui MWS GBB Airsoft Variant Metal Construction Airsoft Magazine Adapter That allows users to use the WE / Armorer Works M4 / AR-15 type gas drum magazines in other systems (Drum Magazine Not Included) Suitable For Tokyo Marui MWS Gas Blow Back GBB Airsoft Rifle That also comes with an HPA adapter designed for the drum magazine, giving users the option to use either green gas or HPA