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FN FNX-45 Tactical
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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.
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Model details
Manufacturer
FN
Model & version
FNX-45 Tactical
Mounting details
MIL-STD-1913 Picatinny
Compatibility records
93
Lights & rail fitment
Grip & magwells
Also on this pistol
Holsters
2 makers- Alien Gear Holsterschecked 2026-11-01
- Vedder Holsterschecked 2026-11-01
Check each manufacturer’s options for your model, light and optic.
Optics & footprint adapters
Triggers & internals
Categories with no listings (13)
About the FN FNX-45 Tactical
Manufacturer listing ↗ · Checked 2026-08-02
- Type
- Pistol
- Manufacturer
- FN
- Model & version
- FNX-45 Tactical
- Mounting details
- MIL-STD-1913 Picatinny
- Width
- 1.58"
- Height
- 6.5"
- Weight
- 33.3 oz
- Barrel length
- 5.3"
- Overall length
- 8.6"