Heckler & Koch
Heckler & Koch USP Compact Magazines
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All Heckler & Koch models · magazines →
Manufacturer
Heckler & Koch
Model & version
USP Compact
Mounting details
H&K USP Universal Mounting Grooves
Parts listed
4 total
Heckler & Koch USP CompactMagazines
What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
Check your exact model and part before ordering. Fitment limits
Heckler & Koch4
Based on manufacturer information — Nov 2026. USP357C & P2000 .357 cal 10rd Magazine.
USP40C & P2000 .40 cal 12rd Magazine extended floorplate
USP40C & P2000 .40 cal 12rd Magazine flush floorplate