Action: SA/DA – Caliber: .410 2 1/2 .45 ACP .45 Colt – Capacity: 6 – Finish: Matte Black – Material: Scandium Alloy – Grips: Black Synthetic – Sights: Tritium Night Sight (Dovetailed) / Fixed – Barrel Length: 2.75 – Overall Length: 8.5 – Weight: 29.6 oz – New. Versatile. Lightweight. The Smith & Wesson Governor revolver puts six rounds of customizable response under your control. Load with .410 2 1/2 shotshells .45 ACP or .45 Colt – alone or in combination with the included moon clips* – and hit your target in every situation. Plus it’s from the leading expert in revolver manufacturing over the past 159 years. Now that’s confidence.