Ruger's .22 LR SR1911 is a training-oriented 1911-form-factor pistol built around a direct blowback .22 LR system rather than the traditional short-recoil mechanism. Shares controls and ergonomics with the centerfire SR1911 for training continuity. Type: Pistol Action: Semi-Automatic Caliber: .22 LR Capacity: 10 Year introduced: 2016, USA Weight: 36 oz Overall length: 8.6" Status: Discontinued Intended use: Training, Range, Plinking