The FN 502 Tactical isn't just the first .22 LR from FN"" it's the industry's first slide-mounted"" optics-ready rimfire handgun that's ever existed. Designed for maximum fun"" FN's hammer-fired .22 LR delivers more accuracy and versatility than any other rimfire. Mounting a favorite red dot optic and cycling a wide range of .22LR ammo makes a low-cost range day a high-end experience. Inspired by FN's patented Low-Profile Optics Mounting System"" the FN 502 Tactical offers unmatched sighting options and co-witness front and rear sights align perfectly with your dot.