The FN 509 Midsize MRD 9mm 4in 10rd Optic Ready is a remarkable addition to the FN 509 series, designed to enhance your everyday carry experience with its advanced features and superior performance. This firearm, identified by MPN 66100588 and UPC 845737010744, is crafted with precision and innovation, making it a top choice for both enthusiasts and professionals. The FN 509 Midsize MRD boasts a four-inch recessed crown barrel, providing exceptional accuracy and reliability. Its matte black serrated stainless steel slide not only adds to its sleek appearance but also ensures durability and ease of handling. The FN Low Profile Optics Mounting System is a standout feature, allowing for the direct mounting of over 10 different miniature red dot optics, making it truly optic ready. This adaptability enhances target acquisition and shooting precision, catering to the needs of modern shooters. The firearm's ambidextrous design ensures that both left and right-handed users can operate it with ease, while the matte black polymer frame with Picatinny rail offers versatility for mounting additional accessories. With a standard 10-round capacity, the FN 509 Midsize MRD is compatible with larger capacity FN 509 magazines when using a sleeve, providing flexibility for various shooting scenarios. The improved controls and new texturing on the two included backstraps enhance recoil management, ensuring a comfortable and secure grip. Additionally, the new flatter-faced trigger allows for a more controllable trigger press and a cleaner break, contributing to its overall performance. The FN 509 Midsize MRD in matte black is not just a firearm; it's a comprehensive solution for those seeking reliability, adaptability, and precision in their everyday carry. Whether for personal defense or professional use, this firearm stands out with its combination of innovative features and robust construction, making it a valuable addition to any collection.