The Smith and Wesson Model 36 Chiefs Special is a small five-shot J-frame revolver developed at the request of law enforcement chiefs seeking a concealable backup and off-duty revolver. Compact, reliable, and lightweight, it became the definitive plainclothes and backup revolver for American law enforcement through the second half of the 20th century. Type: Revolver Action: Double-Action Caliber: .38 Special Capacity: 5 Year introduced: 1952, USA Weight: 19.5 oz Overall length: 6.31" Status: Active Intended use: Law Enforcement, Concealed Carry