Colt's Marine Corps Close Quarter Battle Pistol, adopted by MARSOC as the M45A1. Features a Picatinny rail, Desert Tan Cerakote finish, Novak sights, and a match-grade barrel. The M45A1 represents the last major US military 1911 adoption before the Army's MHS competition. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 2012, USA Weight: 41 oz Overall length: 8.75" Status: Active Military use: Yes Intended use: Military, Tactical, Duty Carry