The DEFENCEPORT SMX9 is a straight-blowback, semi-automatic pistol caliber carbine (PCC) / large-format pistol chambered in 9mm Parabellum (9x19mm), manufactured by the Turkish firearms company Defenceport. While often colloquially referred to or styled as a "sub-machine pistol" or subgun, its civilian commercial variants are semi-automatic.Key Specifications & FeaturesOperating System: Straight blowback mechanism.Magazine Compatibility: Designed to be compatible with standard Glock-pattern magazines.Standard Accessories: Typically ships with a folding stock, flip-up iron sights, a vertical front grip, and a high-capacity (32-round) magazine.