Description Heckler & Koch USP Expert V1 chambered in .45 ACP with two, ten round magazines and a 5.2″ barrel. Textured polymer frame with under barrel accessories rail. Ambidextrous paddle magazine release. Double/single action trigger and hammer. Ambidextrous frame mounted de-cocker/thumb safety. Black finished serrated slide with adjustable rear green fiber optic sight and red fiber optic front sight. Comes in its factory box with manual, lock, extra hammer, and tools. Must ship to a FFL holder. Condition: Very good with light scratches and cosmetic handling wear. Light internal wear from normal operation. Bright and clean bore with strong rifling. H&K Barrel Length: 5.2″ Serial: 25-155872 Manufacturer: HECKLER & KOCH Caliber: .45 ACP Model: USP Expert V1 Book# 08383