Metal receiver and external parts with folding metal stock Full metal Gearbox Adjustable front and rear sight Integrated vertical grip Front and rear sling swivels Rear sling point can be used with a one point sling for low profile carrying Drop free magazine Wired to front vertical grip FPS Range: 350-370 Length: 16.5" - 26" Folded / Total Weight: 2267g (5lbs) Inner Barrel: ~221mm Magazine Capacity: 50rd Mid-Capacity Thread Direction: N/A Gearbox: Proprietary Motor: Long Type Fire Modes: Semi/Full-Auto, Safety Battery: 7.4 LiPo with small Tamiya (Wired to front grip) Hopup: Yes, Adjustable