Grayguns
Heckler & Koch USP Tactical Triggers
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Manufacturer
Heckler & Koch
Model & version
USP Tactical
Mounting details
H&K USP Universal Mounting Grooves
Parts listed
2 total
Heckler & Koch USP TacticalTriggers
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
Grayguns2
Based on manufacturer information — Oct 2026. HK USP Full-Size Adjustable Curved Trigger
Part no. TRG-HK-USPF-ACT