The CZ 512 is a modern semi-automatic rimfire with a 20.6-inch barrel and modular construction, allowing for toolless disassembly and optional caliber swaps via barrel kits. Type: Rifle Action: Semi-Auto Caliber: .22 LR Capacity: 5 Year introduced: 2012, Czech Republic Weight: 5.7 oz Overall length: 39.4" Status: Active Intended use: Plinking/Sporting