FN America 509 Midsize MRD 9mm Luger

The FN America 509 Midsize MRD is built as a midsize, optics-ready 9mm Luger handgun intended for everyday carry, concealed carry, and range use. Its platform emphasizes manageable ergonomics, improved controls, and compatibility with miniature red dot optics via the FN Low Profile Optics Mounting System.

The pistol uses a polymer frame finished in Flat Dark Earth with interchangeable backstraps for grip personalization and a serrated, optics-ready slide. The 4-inch hammer-forged stainless steel barrel and fixed combat-style sights provide a practical sighting solution while the package includes two 10-round magazines and a soft pistol case.

Key Specifications

• The caliber is 9mm Luger.
• The action is Semi-Auto.
• The barrel length is 4 inches.
• The magazine capacity is 10 rounds.
• The number of magazines included is 2.
• The frame material is Polymer.
• The finish color is Flat Dark Earth.
• The optic footprint is listed as Multiple, compatible with the FN Low Profile Optics Mounting System.
• The sights are specified as Optics Ready.
• The unloaded weight is 26.5 ounces.

This firearm is not available for sale in California.

For those seeking a compact, optics-ready 9mm option, the FN America 509 Midsize MRD combines a midsize frame and practical features for carry and range applications. Buy the FN America 509 Midsize MRD 9mm Luger online today.

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