EMERBU Modified Gel Ball Blaster Gun M4A1(Black)

[Material]: nylon and metal

[Function]: mag prime, blow back, auto and semi shoot modes

[Upgrade]: metal gear set V2 gearbox, high speed＆torque 480 long axis motor, 1.2mm wire diameter spring, metal inner barrel

[Contain]: 10,000 hardest gel balls, TAMIYA interface 11.1V battery and charger, goggles