B&T APC9 Pro — Swiss-made short-stroke gas piston 9mm PDW carbine. Accepts Glock 17 magazines with standard lower; compatible with multiple magazine types via interchangeable inserts. Full Picatinny rail, folding adjustable stock. Law enforcement grade. Type: Carbine Action: Gas-Operated Caliber: 9mm Luger Capacity: 30 Year introduced: 2016, Switzerland Weight: 88 oz Overall length: 17.5" Status: Active Intended use: law_enforcement, self_defense