Full metal green gas magazine Compatible with the KWA NS2 ATP, the ATP Auto and the Magpul FPG Gas Blowback airsoft guns 48 rds Pick up this spare magazine and enjoy rapping off rounds continually without worrying about constantly reloading your gun. This green gas magazine fits KWA NS2 ATP, ATP Auto & Magpul FPG GBB airsoft guns. Black, 48 rds.