FN 509® Midsize Tactical


Available for commercial, law enforcement, and military.

The perfectly balanced proportions are optimized for shootability and fast sight acquisition over smaller pistols, giving the user a “just-right” recoil impulse that provides superior control and accuracy at speed.



Buy FN 509 Midsize Tactical Pistol Online

The FN 509 Midsize Tactical is a versatile and compact powerhouse designed to excel in various roles, from everyday carry (EDC) to home defense and duty use. Building on the success of FN’s Tactical pistol family, meet the all-new FN 509 Midsize Tactical.

Perfectly suited for concealed carry, home defense and duty use, the multi-role FN 509 Midsize Tactical is red dot and suppressor-ready and offers a full-hand 15-round grip frame with the added option of a 24-round magazine for higher round-count training sessions.

Crafted by FN, a renowned name in firearm manufacturing, this striker-fired pistol combines precision, adaptability, and firepower in a convenient package.

Key Features:

  1. Optics-Ready Excellence: The 509 Midsize Tactical features FN’s patented Low-Profile Optics Mounting System™. This ingenious design allows seamless attachment of most commercially available miniature red dot optics. Whether you prefer a Trijicon RMR, Holosun, or another popular sight, the 509 Midsize Tactical accommodates your choice without additional modifications. The co-witness iron sights ensure reliable backup aiming.
  2. High-Capacity Firepower: With a maximum magazine capacity of 24 rounds, this pistol lets you call the shots. Two included magazines ensure you’re range-ready and prepared for any situation.
  3. Threaded Barrel and O-Ring Integration: The signature cold hammer-forged, stainless-steel threaded barrel enhances accuracy and consistency. An integrated O-ring ensures trouble-free performance, making this pistol reliable under pressure.


  • Caliber: 9mm
  • Operation: Double-action, striker-fired
  • Magazine Capacity: Available in 10 or 12/15 rounds
  • Weight: 25.5 oz.
  • Barrel Length: 4.32″
  • Overall Length: 7.4″
  • Twist Rate: 1:10″ RH
  • Height: 5.4″
  • Width: 1.35″
  • Trigger Pull: Adjustable from 4.5 to 6.7 lbs.
  • Sight Radius: 5.5″

Construction Details:

  • Slide: Aggressive serrations facilitate smooth racking. Combat-style sights ensure quick target acquisition. An external extractor and loaded chamber indicator enhance reliability.
  • Barrel: The threaded barrel allows for suppressor attachment or muzzle devices. Consistent performance is guaranteed by the integrated O-ring.
  • Frame: Ambidextrous controls enhance usability. The grip texture ensures a secure hold, even during rapid fire.

Legal Considerations:

Before purchasing or carrying the FN 509® Midsize Tactical, be aware of local laws and regulations. Some jurisdictions may have restrictions on firearms with compensators or specific features. Always verify compliance with your local authorities.

In summary, the FN 509® Midsize Tactical combines adaptability, reliability, and firepower, making it an ideal choice for those who demand excellence in their concealed carry firearm. Explore the 509 Family and elevate your shooting experience! 🔴🔫🎯

Order FN 509 Midsize Tactical Pistol Online



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