The FN 509 LS EDGE is the ultimate tactical pistol. Made for the most demanding environments where split-seconds matter and holding the advantage in your hands is a must have. With a crisp and flat-faced trigger flared aluminum magazine well and lightening-cut Long Slide these in-factory enhancements compliment the FN 509 Low-Profile Optics-Mounting System and fiber optic sight package to help shooters master firearm control and build expert marksmanship. - The newest Long Slide from FN is the most advanced strikerfired 509 handgun available. Each high-performance feature was critically chosen to give you every advantage. Chambered in 9mm Luger and tested with a million of rounds of live fire it