Pistol-configuration M&P 15-22 with no stock; classified as pistol by ATF. Full M&P 15-22 controls and ergonomics. Type: Pistol Action: Striker-Fired Caliber: .22 LR Capacity: 25 Year introduced: 2013, USA Weight: 192 oz Overall length: 38" Status: Active Intended use: Plinking, Training, Competition