The FN 509 from FN America is a full-size, striker-fired 9mm pistol built for duty use and trusted by law enforcement professionals. Featuring a 4" barrel, 17+1 capacity, and rugged black polymer frame, this model includes three 17-round magazines, interchangeable backstraps, and factory night sights for low-light readiness. Designed for reliability, performance, and tactical advantage, the FN 509 is built to serve.
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The FN 509 offers a smooth, consistent striker-fired action paired with enhanced ergonomics and ambidextrous controls. Its polymer frame features aggressive texturing and interchangeable backstraps to ensure a comfortable and secure grip for a variety of hand sizes. The 4" barrel and full-length slide aid in accuracy and balance, while the low-profile night sights provide rapid target acquisition in any lighting condition.
Built for extreme conditions and extensive use, the FN 509 passes rigorous military-grade testing and meets law enforcement standards. With three 17-round magazines included, this pistol is range- and duty-ready out of the box.
FN 509 Specifications
Manufacturer: FN America
Model: FN 509 (Law Enforcement Model)
Category: Pistols
Caliber: 9MM
Action: Striker Fired
Capacity: 17+1
Barrel Length: 4"
Frame Material: Polymer
Frame Finish: Black
Sights: Night Sights
Grip: Interchangeable Backstraps
Slide Finish: Black
Size: Full Size
Magazines Included: 3
Magazine Capacity: 17 Rounds Each
Safety: Trigger Safety, Internal Safeties
Weight: Approx. 26.9 oz (unloaded)
More Information
Barrel Length
4
Caliber
9mm
Capacity
17
Condition
New in Box
Finish Per Color
Black
Frame Per Material
Polymer
Manufacturer
FN
Manufacturer Part Number
66-101100
Model
FN 509 LE
Sights
3 Dot
Type
Semi Auto Handguns
UPC
845737013813
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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