The Springfield Armory COMP AOS 1911 DS 9mm Pistol has a 5-inch forged stainless-steel barrel and a 10-round capacity. The slide and frame are forged carbon steel with a Picatinny rail and 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 COMP AOS 1911 DS 9mm Pistol - Handgun Semiauto Center Fire at Academy Sports