The FN 509C MRD is a compact, optics-ready semi-automatic pistol chambered in 9mm designed for everyday carry and concealed-carry applications. It features FN’s Low-Profile Optic Mounting System with plate adapters for direct mounting of compatible miniature red dot optics and blackout iron sights that co-witness. The pistol has a 3.7-inch cold hammer-forged steel barrel with a recessed target crown and a Flat Dark Earth PVD finish on the frame. The package includes interchangeable backstraps, a soft pistol case, and two magazines for flexible carry options.
Key Specifications
- Chambered in 9mm for common defensive and range ammunition.
- The barrel measures 3.7 inches and features a recessed target crown.
- Finished in Flat Dark Earth PVD on a polymer frame for a low-reflective appearance.
- Constructed with a cold hammer-forged steel barrel for durability.
- The overall length is 6.8 inches for compact carry geometry.
- Weighs 25.5 oz as listed for manageable carry weight.
- Includes one 12-round and one 15-round magazine to support different carry configurations.
- Equipped with the FN Low-Profile Optic Mount System and blackout co-witness iron sights.
- Features fully ambidextrous controls for right- or left-hand operation.
- Frame material is polymer with interchangeable backstraps and enhanced grip texture.
Purpose-built for secure everyday carry and practical use at the range, the 509C MRD pairs compact ergonomics with an optics-ready slide and proven FN engineering. Its combination of a short 3.7-inch cold hammer-forged barrel, ambidextrous controls, and included magazine options makes it a versatile platform for shooters seeking a compact, adaptable pistol without unnecessary complexity.
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