The Redhawk dual-cylinder model accepts both .45 ACP (via full-moon clips) and .45 Colt interchangeably, depending on which cylinder is installed. Introduced to offer maximum versatility in a large-frame double-action revolver. The 4.2-inch barrel makes it a practical field carry gun capable of using widely available .45 ACP ammunition. Type: Revolver Action: Double-Action Caliber: .45 ACP/.45 Colt Capacity: 6 Year introduced: 2009, USA Weight: 52 oz Overall length: 9.5" Status: Active Intended use: hunting, duty, concealed_carry