Comes with 2 extra mags! Injection molded polymer body with integrated metal alloy inner frame for improved durabilty Proprietary tri-shot AES gearbox fires three rounds per trigger pull in semi-auto Tri-barrel configuration with individual hop-ups allows for fine tuning of range and accuracy Integrated FET protects trigger switch Wired to the stock Full auto firing capability puts withering firepower in the users hands 90 round drop free magazine FPS: 260 Tokyo Marui introduces the worlds first AES or Airsoft Electric Shotgun in the from of the AA12 otherwise known as the "Sledge Hammer". Featuring a unique proprietary geabox and tri-barrel configuration, the Sledge Hammer utilizes three separate hop-ups allowing the user to zero in their bursts for the utmost effectiveness in combat. The sledge hammer is the shotgun you turn to when you are in search of total CQB domination. Length: 840mm Weight: 4135g Inner Barrel: ~270mm Magazine Capacity: 93rd Mid-Cap Muzzle Velocity: ~260 FPS (Measured with 0.20g BBs) Thread Direction: N/A Gearbox: Proprietary Motor: Short Type Fire Modes: Semi/Full-Auto, Safety Battery: 8.4V small type ONLY wired to the stock with small Tamiya connector Hopup: Yes, Adjustable