Originally designed for the American market"" the USP (Universal Self-loading Pistol) has found international acceptance as an accurate and ultra-reliable handgun. Features favored by U.S. law enforcement and military users provided much of the design criteria for the USP. The controls are uniquely American"" influenced by such famous designs as the Government Model 1911 pistol. Building off of the HK USP platform"" the HK USP Expert is competition ready out of the box. Features for the HK USP Expert include a fiber reinforced polymer frame"" a one-piece steel slide"" adjustable sights"" thumb safety/decocker"" and an ambidextrous magazine release.