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FN 509 Compact MRD 9mm Flat Dark Earth Pistol

The FN 509 Compact MRD is a compact 9mm semi-automatic pistol designed for concealed carry and everyday defensive use. Its 3.7-inch barrel and compact frame provide a practical balance of handling, portability, and shootability. The Flat Dark Earth finish complements the durable polymer construction, while the Low Profile Optic Mounting System allows the addition of a compatible red dot sight. Standard sights provide a familiar aiming setup, and the integrated trigger safety supports secure handling without adding a manual safety lever.

Key features

  • Compact 3.7-inch barrel and 6.8-inch overall length for convenient concealed carry
  • 10+1 capacity configuration with two included magazines
  • Low Profile Optic Mounting System supports compatible red dot sights
  • Striker-fired semi-automatic action with an integrated trigger safety
  • Durable polymer grip frame with Flat Dark Earth finish
  • Standard sights provide a familiar aiming reference

The FN 509 Compact MRD combines compact dimensions, practical capacity, and factory optic compatibility in a versatile 9mm pistol.

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

What caliber is the FN 509 Compact MRD 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: Yes; 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 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 or waiting period.
Is it in stock?
Yes, at $748.06. Orders leave within 1-2 business days; shipping is free over $999.

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