Replacement of standard magazine of M-series Airsoft Electric Gun (AEG).
300 Rounds of loading capacity are enough for high shooting rate skirmish airsoft game.
Large thumb dial on bottom of magazine allow you to wind up the compression spring.
Suitable for 6mm Plastic Bullet only.
Compatible with most M-Series of Airsoft AEG: APS, D-Boys, Tokyo Marui, ICS, Classic Army, G&P, etc...