Savage A22 Magnum Semi-Auto Rifle -Savage Arms continues its track record of innovation with the all-new A22 Magnum first high-performance semi-automatic rimfire specifically designed for the 22 WMR cartridge. The hard chrome bolt& case-hardened receiver& 10-round rotary magazine and button-rifled barrel boost performance even further& while the user-adjustable AccuTrigger(TM) provides a crisp& light pull for the best possible accuracy. First semi-automatic rimfire specifically designed from the ground-up for the 22 WMRHard chrome boltCase-hardened receiverOversized bolt handle10-round rotary magazine21-inch button-rifled barrelUser-adjustable AccuTrigger