The Model 642 Airweight is the most popular J-frame revolver in current production. An aluminum-frame, stainless cylinder hammerless (shrouded hammer) .38 Special +P, it combines the lightweight carry of aluminum with the corrosion resistance of a stainless cylinder. The standard concealed-carry revolver recommendation for decades. Type: Revolver Action: Double-Action Caliber: .38 Special +P Capacity: 5 Year introduced: 1990, USA Weight: 15 oz Overall length: 6.31" Status: Active Intended use: concealed_carry, backup, law_enforcement