Fn America Law Enf 509 Mrd Fos, Striker Fired, Semi-automatic, Polymer Frame Pistol, Full Size, 9mm, 4" Cold Hammer Forged Barrel, Interchangeable Grip Backstraps, 3 Dot Tritium Suppressor Height Night Sights, Optics Ready Acro Mounting Plate Included, 5-10rd Magazines 66-101654