The FN 509M Tactical pistol in 9mm with a flat dark earth finish (brand part no. 66-101709) is a midsize, optic-and-suppressor-ready pistol built for concealed carry, home defense, and duty use, shipping with five magazines for extended training sessions. FN America cold hammer-forges the 4.5-inch stainless steel barrel with a 1/2×28 thread pattern, and FN’s low-profile optics-mounting system adds most major red dots in minutes. Suppressor-height 3-dot night sights co-witness with a mounted optic, and a duty-safe trigger breaks around 5 pounds for a smooth, predictable pull. Fully ambidextrous controls and two interchangeable backstraps round out the package. Among optic-ready semi-auto handguns, this 509M Tactical FDE configuration favors shooters who want both concealability and extended-capacity training magazines.

Key Specifications

• The chambering is 9mm, and the magazine capacity is 15 or 24 rounds.
• The barrel measures 4.5 inches, cold hammer-forged and threaded at 1/2×28.
• The finish is flat dark earth.
• The sights are suppressor-height 3-dot night sights, co-witnessing with a mounted optic.
• The trigger breaks at approximately 5 pounds.
• The pistol ships with five magazines total.
• The unloaded weight is 27.9 ounces.
• The pistol includes a non-manual safety.
• The action is Striker Fired.

Frequently Asked Questions

How many magazines ship with this pistol? Five total, mixing 15-round and 24-round capacities.

Is this pistol ready for a suppressor? Yes, the barrel is threaded at 1/2×28.

Buy the FN 509M Tactical Pistol, FDE

Concealability, duty readiness, and a full magazine loadout are exactly what this 509M Tactical delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.