This semi-automatic 10-shot air pistol is unique with revolver styling and finger-molded grip design, perfect for action shooting. Powered by CO2 and available single or double action the 3576 is easy to use, as well as accurate with its six inch rifled steel barrel. *(Check Air Gun Restriction List) Specifications: - Power Source: CO2 - Caliber: .177 (4.5 mm) - Velocity: up to 435 fps (132.59 m/s) - Weight: 2lbs - Length: 11.38in