The FN 509 is a polymer frame striker-fired semi-automatic pistol manufactured by FN America, a division of FN Herstal. It is manufactured with a stainless steel slide with ferritic nitrocarburizing finish and a polymer frame. It employs a full-sized grip and the slide has serrations on both front and back, for easy slide manipulation. This firearm shows minor wear from normal use. Please refer to the photos for details and purchase with confidence today!