FN FN 509 Compact 9mm Luger 3.7in FDE/Black Pistol - 15+1 Rounds - Full-size punch in a compact package with FN's patented Low-Pro Optics Mounting System and unparalleled modularity of the FN 509 platform, the FN 509 Compact. The pistol is 9mm and striker- red with 3.7-inch barrel, and the capability to accept all higher capacity FN 509 magazines. The patented FN Low-Pro Optics Mounting System accepts nearly all commercial miniature red dot optics and features blackout iron sights that co-witness. The improved controls aid in manipulation, improved texturing on the two included backstraps provides better recoil management. Full Ambidextrous Controls Striker Fired Double Action Includes One 12-Round And One 15-Round Magazine Cold Hammer Forged Barrel