FN 509T, 9mm cal. auto pistol.  Serial #GKS0047453.  Excellent condition.  4 3/8" threaded barrel has an excellent bore, fixed three dot night sights.  99%+ Flat Dark Earth finish on slide.  FDE polymer frame with integrated grip and accessory rail is excellent.  Ambidextrous magazine release.  Comes with two 17 round and two 24 round extended FN magazines.  Includes FN optics mounting hardware, paperwork, padded FN case and maker's cardboard box.  This FN is ready for duty!