FN 509M Tactical 9mm 4.5" 10rd Pistol, Black - 66-101712

Semi-automatic striker-fired polymer frame pistol chambered in 9mm with a 4.5" threaded barrel and 10-round capacity (5 magazines included). Features suppressor-height night sights, optics mounting system, fully ambidextrous controls, and interchangeable backstraps. Weighs 26.5 oz with an overall length of 7.9", designed for concealed carry, home defense, and duty use.