The Ruger SR1911 is a classically styled pistol designed with modern manufacturing advances. Their precision CNC-controlled machining process results in a superior slide-to-frame fit and smooth slide travel. Positive barrel lock-up allows for superior accuracy out of the box. The SR1911 CCO is a version of the single stack Ruger SR1911 built around a lightweight aluminum compact “Officer” sized frame and a “Commander” size slide. With this combination of components, the Ruger SR1911 CCO is primarily meant for personal protection and concealed carry.