The Springfield Armory Prodigy COMP AOS 1911 DS 9mm Pistol has a 5-inch double-stacked forged stainless-steel bull barrel with a dual capacity of 17 rounds and 20 rounds. The frame and slide are carbon steel with a Picatinny rail and a Cerakote finish. It has a fiber optic sight in the front and a serrated sight in the rear. This single-action pistol has a curved trigger, a polymer grip and an ambidextrous safety. Springfield Armory Prodigy COMP AOS 1911 DS 9mm Pistol - Handgun Semiauto Center Fire at Academy Sports