The Colt Detective Special Third Generation in .38 Special with 2-inch barrel, the last major production variant of the original Detective Special featuring a hammer shroud option and updated internal parts. Type: Revolver Action: Double-Action Caliber: .38 Special Capacity: 6 Year introduced: 1973, USA Weight: 22 oz Overall length: 6.75" Status: Discontinued Intended use: Law Enforcement, Concealed Carry, Collecting