Angry Gun MK18 CQD Rear Sling Mount for Marui M4 MWS GBB

Angry Gun MK18 CQD Rear Sling Mount for Marui M4 MWS GBB Steel Made Sling Adaptor Design to install on Rear retractable stock Both left & right handed compatible Suitable for Marui M4 MWS Series Airsoft Gas Blow Back GBB Rifle A convenient way to install sling for CQB purpose Look very good with bungee rifle sling