Airweight 7-shot .22 WMR revolver on the J-frame. One of the lightest .22 Magnum revolvers produced by S&W, intended as a deep-carry trail and backup option. Type: Revolver Action: Double-Action Caliber: .22 WMR Capacity: 7 Year introduced: 2011, USA Weight: 10.8 oz Overall length: 6.3" Status: Active Intended use: Field Use, Concealed Carry