The FN 509 Tactical is a duty-grade variant of the FN 509 platform designed for optics integration and accessory compatibility. It features FN’s Low-Profile Optics Mounting System to accept miniature red dot optics while co-witnessing with suppressor-height night sights. The pistol is built around a cold hammer-forged stainless-steel barrel with a 1/2″ x 28 threaded muzzle and an O-ring thread cap.
Key Specifications
- The caliber is 9mm Luger.
- The barrel measures 4.5 inches and is cold hammer-forged with 1/2″ x 28 threads.
- The pistol ships with one 17-round and one 24-round magazine.
- The overall length is 7.9 inches.
- The weight is approximately 27.9 oz.
- The frame is black polymer with interchangeable backstraps.
- The optics interface uses FN’s Low-Profile Optics Mounting System supporting multiple MRD footprints.
- The sighting system is suppressor-height night sights.
- The slide is optic-ready with sight-protecting wings.
- Included accessories: FN soft case and two interchangeable backstraps.
Built for shooters who need an optics-ready full-size pistol with high-capacity options, the FN 509 Tactical combines proven FN engineering with practical features for range, duty, and defensive applications. Its threaded barrel and night-sight package make it adaptable to a range of shooting setups, while the Low-Profile Optics Mounting System provides a modern, user-friendly solution for miniature red dot sights. The included magazines and accessories make it ready for immediate use in training and operational contexts.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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