Description
FN Individual Officer Discount Program Purchases limited to official Law Enforcement Officers and eligible participants only. The FN 509 M just got better with FN’s Low Profile Optics Mounting System, which allows for direct mounting of a variety of mini red dot sights. The 509 MRD-LE features include a 4′ barrel, optics ready slide, new flat-faced trigger, midsized frame, no manual safe
