Golden Eagle Gas Charging M4 Stock Adapter for M870 Gas Shotgun Series (MC-83)
 
-Full metal construction.
-Replace the fixed stock and gas tank of the Golden Eagle / Tokyo Marui M870 Gas Shotgun.
-This adapter works as a tactical gas tank which also allow user to use their favourite M4 rear stock and pistol grip.
-With MOE Rear stock and GBB M4 Pistol Grip.
-Support 134a gas and Green gas.
-Suitable for both Golden Eagle and Tokyo Marui M870 Gas Shotgun.