The Marlin Model 60 is a semi-automatic .22 LR with a 19-inch barrel and tubular magazine, one of the longest-produced and best-selling rimfire rifles in US history. Type: Rifle Action: Semi-Auto Caliber: .22 LR Capacity: 14 Year introduced: 1960, USA Weight: 5.5 oz Overall length: 37.5" Status: Active Intended use: Plinking/Small Game