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Firing pin block (drop safety catch) fits multiple models (see below)

Replacement magazine spring 10rd USP9/USP9c/USP45/P2000 9mmmagazine

Replacement magazine spring for USP9/40, HK45C, and USP45C (See magazine capacity below)

Works with USP9/USP40 full size magazines only

HK USP Jet Funnel Assembly Kit for USP 9mm and USP .40 cal full size handguns only.

Standard floorplate for use in USP 9mm full size 15rd and USP 40 full size 13rd magazines. Replaces part number 214213

USP40 Expert Barrel

Spare magazine for the USP40 Full size, 13 round, standard floorplate.

Complete recoil assembly for USP 9 and .40 S&W tactical pistols.

Floorplate for USP40 10rd magazine

Spare magazine for USP40, 10 round, standard floor plate.