Action Army AAP-01 Gas Drum Magazine pistol light so you need specific battery

so you need specific battery sizes to fit properly

Light-weight Aluminum Bottle (flat bottom cylinder)

The PTS Battlecomp Flash Hider Compensator (CCW) fits on all airsoft CCW 14mm threaded barrels

but we are not sure

Action Army AAP-01 Gas Drum Magazine pistol light so you need specific batteryThe AAP 01 Drum Magazine from Action Army gives you nearly bottomless fun on the airsoft field. This gas drum magazine holds 350 BBs, and is filled using the extra large easy fill cover. Instead of a winding wheel, this magazine uses a flash mag pull string for ease of loading. A QD sling socket on the back allows you to attach a sling to protect your magazine from being accidently dropped. The AAP 01 Drum Magazine is compatible with all TM spec