Holosun
FN REFLEX
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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.
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Model details
Manufacturer
FN
Model & version
FN REFLEX / XL MRD
Mounting details
MIL-STD-1913 (sub-compact length)
Compatibility records
39
Lights & rail fitment
Also on this pistol
Holsters
6 makers- ANR Designchecked 2026-07-30
- Concealment Expresschecked 2026-11-01
- DeSantis Gunhidechecked 2026-11-01
- PHLsterchecked 2026-11-01
- Safarilandchecked 2026-11-01
- Vedder Holsterschecked 2026-11-01
Check each manufacturer’s options for your model, light and optic.
Grip & magwells
Triggers & internals
Recoil Springs
1 listedCategories with no listings (14)
About the FN REFLEX
Manufacturer listing ↗ · Checked 2026-08-02
- Type
- Pistol
- Manufacturer
- FN
- Model & version
- FN REFLEX / XL MRD
- Mounting details
- MIL-STD-1913 (sub-compact length)
- Width
- 1"
- Height
- 4.27"
- Weight
- 18.4 oz
- Barrel length
- 3.3"
- Overall length
- 6.2"