$400 NEW, only used once Also included are a few extra picatinny rails attached to the KeyMod and a LiPo battery/smart charger From Evike description: High quality, heavy weight aluminum alloy upper and lower receiver Monolithic upper receiver with full length top rail Ambidextrous fire selector, magazine release, and bolt stop Unique one hand operated magazine release without needing to take your hand off fire control Reversible (left/right) charging handle Precision CNC machined Airsoft Keymod hand guard with 3, 4.5, 6, 7.5, and 9 o'clock Keymod attachment points Realistic electric blowback design Functional mock bolt stop Metal flip-up front and rear sights Ergonomic polymer pistol grip Adjustable folding polymer stock Adjustable cheek rest Comfortable no-slip soft rubber butt pad Front QD sling attachment point Rear belt style sling loop Full metal ICS split gearbox for easy maintenance and upgrades Compatible with 11.1v LiPo batteries High capacity, lightweight, polymer magazine with opaque window to show remaining BBs Length: 545mm (Folded), 716mm - 810mm (Adjustable) Weight: 2900g Inner Barrel: 263mm Magazine Capacity: 300rd Hi-Capacity. Works with Matrix, Tokyo Marui, ICS and other compatible M4 / M16 Series Airsoft AEG Magazines Muzzle Velocity: 380~400 FPS (Measured with 0.20g BBs) Thread Direction: 14mm Negative Gearbox: Ver 2 Full Metal ICS Split Type Motor: ICS Turbo Long Type Fire Modes: Semi/Full-Auto, Safety Battery: 11.1v Small Stick Type LiPo recommended (Battery not included. Wired to stock with Small Tamiya connector) Hopup: Yes, Adjustable Package Includes: Gun, Magazine, Manual, 3x 2.25" Keymod Rail Pieces, QD Sling Swivel