FN 509 Midsize Tactical Type: Recoil operated, semiautomatic Cartridge: 9mm Capacity: 10 rds. or 15 rds./24 rds. Barrel: 4.5 in., threaded Overall Length: 7.9 in. Width: 1.35 in. Height: 5.2 in. Weight: 1 lb., 11.9 oz. Grip: Interchangeable backstraps; molded texture Finish: Black...