Kel-Tec's 30-round .22 WMR semi-auto pistol. The highest-capacity factory pistol in .22 WMR. Lightweight polymer frame with a hybrid blowback/locked-breech operating system to handle the .22 WMR pressure. Type: Pistol Action: Semi-Auto Caliber: .22 WMR Capacity: 30 Year introduced: 2010, USA Weight: 14 oz Overall length: 7.9" Status: Active Intended use: Plinking / Range Training, Hunting