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FN 509 Compact 9mm Flat Dark Earth Pistol

The FN 509 Compact is a concealed-carry-ready 9mm pistol that combines a shortened grip with the durable construction of the FN 509 platform. Its cold hammer forged stainless steel barrel measures 3.7 inches and features a polished chamber, polished feed ramp, and recessed target crown. The striker-fired system uses a flat-faced trigger for a clean break, while the polymer frame includes interchangeable backstraps for a customized fit. Low-profile high-visibility sights, ambidextrous magazine controls, front and rear cocking serrations, and a Picatinny accessory rail support practical everyday use. This Flat Dark Earth model accepts FN 509 17-round and 24-round magazines when used with the appropriate sleeves.

Key features

  • 10+1 capacity in a compact concealed-carry configuration
  • 3.7-inch cold hammer forged stainless steel barrel with a recessed target crown
  • Flat-faced striker-fired trigger designed for a consistent, clean break
  • Interchangeable polymer backstraps help tailor the grip to the shooter
  • Low-profile high-visibility sights provide a clear sight picture
  • Ambidextrous magazine release and slide stop support left- and right-handed operation

The FN 509 Compact delivers compact dimensions, adaptable ergonomics, and dependable 9mm performance for everyday carry and range use.

FN 509 Compact 9mm Flat Dark Earth Pistol: quick facts

What caliber is the FN 509 Compact 9mm Flat Dark Earth Pistol?
It is chambered in 9mm.
How many rounds does it hold?
10+1 rounds; magazines included: 2.
How big and heavy is it?
Barrel length 3.7 inches, overall length 6.8 inches, weight 25.5 ounces.
What kind of action does it use?
Semi-Automatic.
Is it optic ready or threaded?
Optic ready: No; threaded barrel: No.
What sights and finish does it have?
Sights: Standard Sights; finish: Flat Dark Earth.
Is it new or used?
New, in the original packaging.
Can I buy it in Connecticut?
Yes. It ships to a licensed FFL dealer in Connecticut; you pick it up there after the background check. Connecticut buyers need a pistol permit or Handgun Eligibility Certificate, and the Connecticut dealer will only transfer this model if it and its magazines (10 rounds or fewer) are legal in Connecticut.
Is it in stock?
Yes, at $635.94. Orders leave within 1-2 business days; shipping is free over $999.

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