Electric M4 Drum magazine 3000 Rds

A magazine is powered by rechargeable battery, which is located inside of magazine (charger and battery included). Charging time about 3 hours. A magazine has a 2 mode AUTO (non-stop spring clocking) and Sound Control (clocking spring while the gearbox is running).

Rules that prevent magazine failure:
* REMEMBER if magazine is stored, it MUST be empty,
* REMEMBER to regularly oil the magazine with silicon oil.