The Model 351C Chief's Special is a 7-shot J-frame in .22 Magnum with an aluminum alloy frame. It provides more energy than .22 LR in a hammerless DAO configuration weighing just 11 ounces. Type: Revolver Action: DAO Caliber: .22 Mag Capacity: 7 Year introduced: 2008, USA Weight: 11 oz Overall length: 6.3" Status: Active Intended use: Carry, Trail, Backup