Engineered for everyday carry, the Springfield Armory 1911 Operator AOS Semi-Auto Pistol combines the rock-solid reliability of the classic 1911 with classic duty-ready features. At the top of the list is the Agency Optics System (AOS) slide cut that accommodates a wide variety of popular optics including the Trijicon RMR, Shield RMSc, Leupold DeltaPoint Pro, and Docter/Noblex. Each plate features an integrated rear sight that provides the ideal optic height and sight co-witness. The Springfield Armory 1911 Operator AOS Semi-Auto Pistol comes standard with a stainless steel, match-grade barrel and VZ Grips G10 grips. The forged carbon steel frame and slide feature a Black Cerakote finish. Forward slide serrations for easier cocking. Underside Picatinny rail. Includes 2 magazines and soft case. NOTE: The 1911 Operator AOS Semi-Auto Pistol ships with a cover plate; additional plates are not included. AOS optics-ready slide Stainless steel, match-grade barrel Forged carbon steel frame and slide Black Cerakote finish VZ Grips G10 grips Forward slide serrations Manual thumb safety and beavertail grip safety Includes 2 magazines and soft case