The EMF Company 1873 Great Western II is a usa-made single-action revolver chambered in 45 Colt, introduced in 2000. Primary use: Cowboy Action, Collecting, Western Recreation. Type: Revolver Action: Single-Action Caliber: 45 Colt Capacity: 6 Year introduced: 2000, USA Weight: 32 oz Overall length: 9.5" Status: Active Intended use: Cowboy Action, Collecting, Western Recreation