The CZ 512 in .22 WMR is the magnum variant of the modular CZ semi-auto platform, featuring a 20.6-inch barrel and the same tool-free disassembly system as the .22 LR version. Type: Rifle Action: Semi-Auto Caliber: .22 WMR Capacity: 5 Year introduced: 2012, Czech Republic Weight: 5.9 oz Overall length: 39.4" Status: Active Intended use: Hunting/Varmint