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FN 509 Compact 9mm Black Pistol

The FN 509 Compact is a striker-fired 9mm pistol designed for concealed carry and everyday defensive use. Its compact polymer frame combines a 3.7-inch barrel with a 10+1 capacity, while interchangeable backstraps help users tailor the grip to their hand. Standard fixed sights provide a familiar sight picture, and the integrated trigger safety supports secure handling during carry.

Key features

  • Compact polymer frame with a 3.7-inch barrel for convenient concealed carry
  • 10+1 capacity in 9mm for a balance of firepower and compact dimensions
  • Interchangeable polymer backstraps allow the grip to be customized for hand size
  • Striker-fired action with an integrated trigger safety
  • Fixed standard sights provide a durable, low-maintenance sighting system
  • Black finish for a consistent, subdued appearance

The FN 509 Compact offers a practical combination of carry-friendly dimensions, adaptable ergonomics, and dependable 9mm performance.

FN 509 Compact 9mm Black Pistol: quick facts

What caliber is the FN 509 Compact 9mm Black 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: Black.
Is it new or used?
New, in the original packaging.
Can I buy it in United States?
Yes. It ships to a licensed FFL dealer in United States; you pick it up there after the background check. Handguns ship to a licensed FFL dealer only, and the buyer must be at least 21 and pass a background check at pickup; some states add a permit, a certificate or a waiting period.
Is it in stock?
Yes, at $663.59. Orders leave within 1-2 business days; shipping is free over $999.

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