Product Summary
The FN 509 4″ Barrel is an original factory replacement part designed specifically for 9mm Luger firearms. Constructed from cold hammer-forged stainless steel, it ensures maximum durability and precision. The barrel features a polished chamber and feed ramp for reliable cycling, along with a recessed target crown to protect accuracy. This is an ideal choice for owners looking to restore their firearm to factory specifications using genuine materials.
