FN 509 Midsize Tactical 9mm 4.5-Inch Handgun

The FN 509 Midsize Tactical is a striker-fired 9mm semi-automatic handgun with a 4.5-inch cold hammer-forged stainless steel barrel. Its slide is configured for red-dot optics and includes suppressor-height 3-dot night sights, while the frame provides fully ambidextrous controls and a MIL-STD-1913 accessory rail. The package includes a Holosun 407C, two magazines, a case, locking device, and owner's manual.

Key Specifications

• The chambering is 9mm for use with compatible 9mm ammunition.
• The barrel measures 4.5 inches and features a recessed target crown.
• The action is striker fired for consistent operation.
• The slide is optic ready and serrated for sight installation and slide manipulation.
• The sights are 3-dot suppressor-height night sights.
• The frame finish is matte black.
• The grip uses a black interchangeable backstrap.
• The handgun includes a MIL-STD-1913 accessory mounting rail.
• The package includes a Holosun 407C, two magazines, a case, locking device, and owner's manual.

With its optics-ready configuration, durable barrel construction, ambidextrous controls, and included Holosun 407C, the FN 509 Midsize Tactical provides a well-equipped platform for range use and practical handgun applications.