The Colt Detective Special 2nd Series (1947–1972) incorporates post-war manufacturing refinements while maintaining the original 1927 design's essential character. These guns are distinguished from 1st Series (1927–1947) by minor internal refinements and post-war production markings. The 2nd Series represents the Detective Special at the height of its law enforcement adoption, when the D-frame .38 snub-nose was the universal plainclothes police revolver in America. Type: Revolver Action: Double-Action Caliber: 38 Special Capacity: 6 Year introduced: 1947, USA Weight: 21.5 oz Overall length: 6.75" Status: Discontinued Intended use: law_enforcement, collector, concealed_carry