Lightweight 5-shot .38 Special revolver — one of the first snubnose revolvers designed specifically for concealed carry. The Undercover is significantly lighter than S&W J-frame equivalents due to an aluminum alloy frame. Type: Revolver Action: Double-Action Caliber: .38 Special Capacity: 5 Year introduced: 1964, USA Weight: 16 oz Overall length: 6.75" Status: Active Intended use: concealed carry, self-defense