Looking at the Shootable and Collectible H&K USC

Introduced two decades ago as the consumer variant of Heckler and Koch's latest sub-gun goodness, the HK USC has been available off and on-- mostly off-- since then.

Designed in the late 1990s as a more updated offering for those who liked the company's vaunted MP5 series, the Universal Machine Pistol, or UMP, was a select-fire submachine gun that incorporated lots of polymer to both simplify production and help make the gun as light and compact as possible.