To turn that USC into a 9mm UMP, you must perform a caliber and furniture conversion. H&K USC: Civilian Version of the UMP Submachine Gun
For a civilian looking to acquire a 9mm Heckler & Koch UMP, the "story" is one of patience and technical transformation. Because the true full-auto UMP was introduced in 1999—well after the 1986 ban on newly manufactured machine guns for civilians—you cannot simply buy an original factory UMP 9mm for personal use.
: You can find these at major retailers like Palmetto State Armory or on secondary markets like GunBroker . 2. The Transformation: Conversion Kits
To turn that USC into a 9mm UMP, you must perform a caliber and furniture conversion. H&K USC: Civilian Version of the UMP Submachine Gun
For a civilian looking to acquire a 9mm Heckler & Koch UMP, the "story" is one of patience and technical transformation. Because the true full-auto UMP was introduced in 1999—well after the 1986 ban on newly manufactured machine guns for civilians—you cannot simply buy an original factory UMP 9mm for personal use. buy ump 9mm
: You can find these at major retailers like Palmetto State Armory or on secondary markets like GunBroker . 2. The Transformation: Conversion Kits To turn that USC into a 9mm UMP,