H&K UMP: An H&K SMG Made for .40 and .45
This video provides an in-depth look at the Heckler & Koch UMP (Universal Machine Pistol), a submachine gun designed for the American law enforcement market. The UMP was developed to offer a modern SMG option in popular calibers like .45 ACP and .40 S&W, addressing the MP5's lack of a .45 caliber variant. The video details its modern polymer construction, simple bolt design, and closed-bolt operation for improved accuracy. It covers the availability of barrels, bolts, and magazines for .45 ACP, .40 S&W, and 9mm Parabellum, noting the differing rates of fire. The description also mentions the UMP's sales history and its adoption by some European security agencies.












