The Colt 1911 ranks as one of the most successful military pistol designs ever developed. The timeless design, weight, and feel of the 1911 is incorporated into this Colt Government® 1911 A1 CO2 air pistol The Colt Government runs from an 8-shot rotary magazine. The gun shoots .177 caliber pellets at 425 fps. The sights are adjustable, and the controls work like the originals. Licensed Trademarks of Colt's Manufacturing Company LLC.