The FN 509C Compact Tactical is an optics-ready compact pistol built for everyday carry and duty use. It pairs a 4.32″ threaded cold hammer-forged barrel with FN’s low-profile optics mounting system and fixed night sights to deliver a compact package suited to range and defensive contexts. The pistol combines a polymer frame with a serrated, optic-cut steel slide and ambidextrous controls for adaptable ergonomics.
Key Specifications
- Chambered in 9mm Luger.
- Barrel length is 4.32 inches with a threaded muzzle on a 1/2×28 pattern.
- Optics-ready with FN Low-Profile Optics Mounting System accepting multiple miniature red-dot footprints.
- Slide is finished in Black Steel with an optic cut and serrations.
- Frame material is polymer in a matte black finish with interchangeable backstraps.
- Sight configuration uses fixed 3-dot night sights with suppressor-height compatibility.
- Magazine configurations include 12+1 and 24+1 options.
- Controls are fully ambidextrous, including slide stop and magazine release.
- Integrated accessory rail is a MIL-STD-1913 Picatinny for lights and lasers.
- Barrel retention features an O-ring retention thread cap.
The FN 509C Compact Tactical balances compact handling with tactical capability: threaded barrel for aftermarket muzzle devices, an optics-ready slide, night sights, and ambidextrous controls. Its combination of modular ergonomics and duty-grade features makes it a practical choice for shooters who want a compact pistol with direct compatibility for modern sighting and accessory options.
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