The Colt .38 Super was introduced in 1929 in the famous Colt Government Model 1911 auto pistol. At the time of its introduction the .38 Super was the most powerful auto pistol cartridge in the world. Colt is the only major American gun maker who has produced .38 Super pistols. The .38 Super is one of the most powerful and flat-shooting cartridges available for auto-loading pistols. Featuring single action, 3 Dot sights, 9 round magazine, thumb safety and grip safety.