The FN 509 pistol touts over a million rounds of testing - nothing short of what you'd expect from a striker-fired autoloader from FN. Packed with a ton of features demanded from the industry professionals who designed it, you can rest easy knowing the FN 509 will perform on demand.
Standard FN 509 features include:
Fixed 3-dot sights (standard)/li>
Steel slide with combat-style sights
External extractor with loaded chamber indicator
Improved front and rear cocking serrations for easy racking
Cold hammer-forged stainless steel barrel with recessed target crown
Polished chamber and feed ramp
Polymer frame construction with interchangeable backstraps
MIL-STD-1913 accessory mounting rail
Ambidextrous slide stop lever and magazine release
High visibility, low-friction follower and polymer base pad
Shipped with two interchangeable backstraps, (2) 17-round magazines OR (2) 10-round magazines, Owner’s manual, locking device, and FN logo soft pistol case
FN 509 Standard Specifications
Weight: 26.9 oz. (without mag)
Barrel Length: 4.0"
Overall Length: 7.4"
Twist Rate: 1:10" RH
Trigger Pull: 5.5-7.5 lb.
Sight Radius: 5.79"