The Hammerli SF 22 in .22 LR. A rimfire training and sport pistol manufactured under the Hammerli brand by the Walther/Umarex group. Features adjustable sights and an ergonomic grip suited for target shooting and rimfire training at reduced cost. Type: Semi-Auto Pistol Action: Striker-Fired Caliber: .22 LR Capacity: 10 Year introduced: 2008, Germany Weight: 28.2 oz Overall length: 9.1" Status: Discontinued Intended use: Target, Training, Plinking