Realistic functional steel charging handle Integrated aperture front and adjustable rear sights Full metal barrel assembly fires in a fixed trajectory Authentic full size rifle has a realistic weight and feel Includes a mid-capacity magazine with a tough metal frame High-quality 9mm bearing internals assist in responsive fire Built using a stamped steel frame alongside a nylon polymer pistol grip and stock Comfortable and ergonomic pistol grip is made with finger grooves to reduce fatigue 5-position AR stock extends and retracts, suiting the needs of the environment 20mm attachments on the bottom and sides attach compatible tactical accessoriesSpecifications: Operation Electric Automatic Build Full Metal Frame / Polymer Stock Firing Modes Semi, Full-Automatic w/ Functional Safety Muzzle Velocity 400 - 420 FPS (w/.20g BBs) Magazine Capacity 140 Rounds Gearbox Type Version 2 (Metal) Hop-Up Yes / Adjustable Battery Type 7.4 Mini LiPo Overall Length 40.25 - 43.25 Inches Weight 10.4 lbs Color BLACK 1X AEG Rifle