HK 50217891 9mm/40 S&W/45 ACP H&K USP Black Polymer, Parts Kits

HK 216169R HK USP 9mm/40 S&W/45 ACP Black, Triggers

HK 50219621 Safety Lever Kit 9mm Luger/40 S&W/357 Sig/45 ACP H&K USP Compact, Black Alloy Ambidextrous, Other Gun Parts

HK 215954S USP Black Detachable 10rd 45 ACP for H&K USP (Full Size)

HK 214855S USP Black Detachable 10rd 9mm Luger for H&K USP (Full Size)

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HK 234269S HK45C Black Detachable with Extended Floor Plate 8rd 45 ACP for H&K USP Compact/45 Compact