FN 509 9mm Full Size MRD FDE

Intro: The FN 509 9mm Full-Size MRD is an optics-ready, full-size semi-automatic handgun designed for duty-style, defensive, and range applications. Its configuration supports direct mounting of compatible red dot optics and is intended for shooters seeking a full-size platform with modern controls and ergonomics.

Physical / Product Overview: The firearm uses a polymer frame finished in Flat Dark Earth and pairs with a stainless steel, cold hammer-forged barrel featuring a recessed target crown to protect rifling. The slide and frame feature aggressive serrations and an enhanced grip texture with interchangeable backstraps for customized ergonomics, and the package includes two magazines and an FN soft case.

Key Specifications

• The caliber is 9mm.
• The action is Semi-Auto.
• The magazine capacity is 17 rounds.
• The firearm ships with two magazines.
• The frame material is polymer.
• The frame and slide finish is Flat Dark Earth.
• The weight is 26.9 oz.
• The overall length is 7.9 inches.
• The optic footprint is multiple.
• The primary feature includes the low-profile optics mounting system for direct mounting of many red dot sights.

State Restrictions: This firearm is not available for sale in California, Rhode Island, Washington, and Illinois.

Closing: The FN 509 9mm Full-Size MRD delivers optics-ready capability and full-size ergonomics for shooters seeking reliable 9mm performance; buy the FN America / FN Herstal 509 9mm online today.

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