The best-selling .22 LR rifle in history. Tubular magazine under the barrel, Micro-Groove rifling, patented Last Shot Hold-Open. Type: Rifle Action: Semi-Automatic Caliber: 22 LR Capacity: 14 Year introduced: 1960, USA Weight: 5.5 oz Overall length: 37.5" Status: Active Intended use: Plinking, Small Game, Hunting, plinking, training, small game