The HK 416 A5 AEG is a licensed, authentic replica of the real 416 A5 rifle made by world renowned firearms manufacturer Heckler & Koch. The VFC Avalon gearbox is an improved Tokyo Marui Spec Ver2 with low friction high quality steel bearings, built-in MOSFET, and quick change spring system; driving the gearbox is a high torque neodymium magnet motor. Semi-auto and full-auto shooting. Features adjustable hop-up for optimized range, flip up front and rear sights, built-in front sight and removable rear sight. Shoots 6mm plastic airsoft BBs at up to 370 fps. Includes heavy weight high capacity 320-round mag. Battery and charger sold separately.