FN
FN 545 Tactical Magazines
Browse parts and check the source behind each answer.
Manufacturer
FN
Model & version
545 Tactical
Mounting details
FN Low-Profile Optics Mounting System, MIL-STD-1913 Picatinny
Parts listed
3 total
FN 545 TacticalMagazines
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
FN3
Based on manufacturer information — Nov 2026. 545, 45ACP MAGAZINE 15RD, BLK
545, 45ACP MAGAZINE 18RD, BLK