Rock Island Armory M1911 A1 - .45 ACP SEMI-AUTOMATIC PISTOL The Rock Island Armory M1911 A1 is a single-action, semi-automatic pistol chambered in .45 ACP, designed to deliver classic 1911 handling and dependable performance in a traditional platform. Built for personal defense, range use, and enthusiasts of timeless design, the M1911 A1 combines proven mechanics with rugged construction. Constructed with a steel frame and slide, the M1911 A1 features traditional 1911 controls including a grip safety, thumb safety, and a crisp single-action trigger. The pistol incorporates dovetailed low-profile sights, checkered grip panels, and precise slide-to-frame fit for repeatable accuracy. Its full-size dimensions and .45 ACP chambering provide strong stopping power with manageable recoil in a familiar design. Engineered for durability and dependable handling, the M1911 A1 emphasizes solid mechanics, smooth trigger action, and balanced ergonomics. Its classic layout and proven performance make it a trusted choice for shooters who value the 1911's historical pedigree and practical capability. Specifications Model: Rock Island Armory M1911 A1 Caliber: .45 ACP Action: Semi-automatic, single-action Barrel Length: Approx. 5.0 inches Overall Length: Approx. 8.5 inches Height: Approx. 5.5 inches Width: Approx. 1.3-1.4 inches Capacity: 7+1 rounds (standard) Trigger: Single-action Weight: Approx. 2.2-2.5 lbs (unloaded) The Rock Island Armory M1911 A1 in .45 ACP offers traditional 1911 ergonomics, solid steel construction, and reliable semi-automatic performance in a classic defensive and range pistol platform.