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FN 66100373 509T 9mm Luger 17+1/24+1 4.50" Black Steel Threaded Barrel

FN 66100373 509T 9mm Luger 17+1/24+1 4.50" Black Steel Threaded Barrel

Listed By: LSS GUNS

FN 66100373 509T 9mm Luger 17+1/24+1 4.50" Black Steel Threaded Barrel

July 29, 2025, 4:11 p.m. - Handguns -

Item Description

The 509 Tactical is an extension of FN's 509 family aimed at offering users unparalleled customizability. The pistol utilizes FN's patented Low-Profile Optics Mounting System to allow for mounting over 10 different types of aftermarket optics through the use of adapter plates. The pistol also includes suppressor-height sights for co-witnessing with a chosen optic along with a slide cap that includes bump wings to protect the rear sight in the absence of a red dot optic. the 509 Tactical also features a threaded barrel for mounting suppressors and other muzzle devices.

This model has a Flat Dark Earth slide with an FDE polymer grip/frame, two FDE interchangeable backstraps, and suppressor height night sights. This model comes with one (1) 17-round magazine, one (1) 24-round magazine, and a FN logo soft pistol case.

UPC    845737009137
Action    STRIKER FIRED
Barrel Length    4.5 BARREL
Caliber    9MM LUGER (9X19 PARA)
Capacity    24 ROUNDS
Finish    FDE
Muzzle Type    THREADED
Optic Mount    ADAPTER PLATE
Sights    TRITIUM
Threaded Barrel    YES
Weight    1.74 LBS.

GKS0382717

Caliber: 9mm Luger

Extra Details:

Manufacturer: None

  • State Tax: 55.74% (≈ $517.82)
  • Publish date: July 29, 2025, 4:11 p.m.
  • Expiring Date: July 9, 2026, midnight
  • Shipping Cost: $60.00

Seller Info

  • Shipping: Seller Will Ship!
  • Location: Pennsylvania
  • Listing ID: #43246

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Listed By:

LSS GUNS

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  • Price: $929.00

  • Type: Handguns

  • Location: Pennsylvania

  • Class: Title One

  • Status: FOR SALE

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