The FN 509 MRD Midsize is a remarkable semi-automatic pistol that combines FN Herstal's legacy of precision engineering with modern tactical features. Designed originally for the U.S. Army's Modular Handgun System competition, this model has been expertly refined to meet the needs of both law enforcement and civilian users. With its optics-ready slide, flat face trigger, and high-capacity magazines, this pistol stands out as an ideal choice for duty, self-defense, and competitive shooting.
In excellent condition, this FN 509 MRD Midsize shows only light signs of previous handling, indicative of its careful maintenance. The bore is immaculate, with a clean, mirror finish and sharp rifling, ensuring top-notch accuracy and performance. The sale includes the original factory case, along with three 24-round magazines and two 17-round magazines, providing ample flexibility and firepower right out of the box.
This FN 509 model is truly a standout in the semi-auto pistol category. Its development lineage traces back to FN's robust FNS line, with enhancements that cater to modern tactical demands. The optics-ready capability allows users to easily mount various red dot sights, facilitating rapid target acquisition and improved precision. The textured polymer grip offers superior control and comfort, while the striker-fired action ensures a consistent, crisp trigger pull every time. The inclusion of suppressor height sights with a front fiber optic further enhances its adaptability in diverse lighting conditions.
With a blend of advanced features, high magazine capacity, and a durable black finish, the FN 509 MRD Midsize is not just a reliable firearm but a testament to cutting-edge firearm technology. As a great duty and self-defense pistol, it offers everything a discerning shooter could desire.




