IT’S BACK! The KM4 CQB by KWA is a fully automatic electric gun that follows many of the same external aesthetic features of the original AR15 style rifle. The KM4A1 features a full metal alloy lower receivers that ensure that the weapon is strong and robust. A flat top railed receiver and a removable carry handle allows the user to attach various optics. A six positioned LE stock gives the operator the most comfortable shooting position. Equipped with the proven 2GX gearbox and enhanced 2G hop-up bucking, the KM4 CQB provides long lasting reliability and performance for those seeking a mission ready combat rifle.