FN 509® Compact MRD w/ Compensator


With our patented Low-Profile Optics Mounting System and proprietary auto-indexing compensator. Order FN 509 Compact MRD w/ Compensator Pistol



Buy FN 509 Compact MRD w/ Compensator Pistol Online

The FN 509 Compact MRD with compensator is a concealed carry powerhouse that seamlessly blends compact dimensions with full-sized performance. Designed for those who demand precision and versatility, this striker-fired pistol delivers exceptional accuracy and rapid target acquisition.

Key Features:

  1. Low-Profile Optics Mounting System (MRD): FN’s patented MRD system allows you to mount your preferred red dot sight directly onto the slide. Whether it’s a Trijicon RMR, Holosun, or other popular optic, the 509 Compact MRD accommodates them all. The co-witness iron sights ensure reliable backup aiming.
  2. Auto-Indexing Compensator: The built-in compensator significantly reduces muzzle flip, enhancing follow-up shots. Experience better control and faster target reacquisition during rapid fire.
  3. Concealed Carry Ready: With its compact dimensions, the 509 Compact MRD is ideal for discreet carry. It strikes a balance between firepower and concealability, making it suitable for everyday use.


  • Caliber: 9mm
  • Operation: Double-action
  • Magazine Capacity: Available in 10 or 12/15 rounds
  • Weight: 25.5 oz.
  • Barrel Length: 4.02″
  • Overall Length: 7.4″
  • Twist Rate: 1:10″ RH
  • Height: 5.2″ (with flush magazine) / 4.8″ (with extended magazine)
  • Width: 1.35″
  • Trigger Pull: Adjustable from 5.5 to 7.7 lbs.
  • Sight Radius: 5.5″

Construction Details:

  • Slide: The slide features aggressive serrations for easy manipulation. It’s designed for smooth racking and houses combat-style sights. An external extractor and loaded chamber indicator enhance reliability.
  • Barrel: The compensated barrel reduces muzzle rise by approximately 25%. The target-crowned muzzle ensures consistent accuracy.
  • Frame: Ambidextrous controls facilitate manipulation, while the texturing on the included backstraps aids recoil management.

Performance and Customization:

The FN 509 Compact MRD is not just a concealed carry pistol; it’s a platform for customization. Whether you’re a competitive shooter or a self-defense enthusiast, this pistol adapts to your needs. Install your favorite optic, fine-tune the trigger, and experience world-class performance.

Legal Considerations:

Before purchasing or carrying the FN 509 Compact MRD, be aware of local laws and regulations. Some jurisdictions may restrict firearms with compensators or specific features. Verify compliance with your local authorities.

In summary, the FN 509 Compact MRD with compensator offers the best of both worlds: compactness for everyday carry and full-sized performance for the range. Elevate your shooting experience with FN’s innovation and precision! 🔴🔫🎯

!Order FN 509 Compact MRD



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