The KGP-9 is a Hungarian submachine gun used by Hungary's military forces and prison guards. It operates using a basic blowback mechanism, and fires the very popular 9mm Parabellum cartridge from a closed bolt.
The KGP-9 serves as a Hungarian submachine gun used by Hungary's military and prison services. It operates using a simple blowback mechanism, firing the popular 9mm Parabellum cartridge in a stationary mode.