The FN 509 is built on the proven architecture of the FNS Compact, FN made changes internally and externally to meet the rigorous performance standards of the MHS requirements and further developed the platform into the FN 509 with the help from industry experts. Over the course of development, the platform has been tested extensively for reliability, ammunition compatibility and durability – totalling more than one million rounds. Striker fired autoloader Offered as a non-manual safety model Slide – easily racked, combat-style sights, external extractor, loaded chamber indicator, improved front and rear cocking serrations Barrel – recessed target crown, polished chamber and feed ramp Frame – polymer construction with replaceable steel frame/slide rails, enhanced grip texture which enables faster follow-up shots in all conditions, interchangeable backstraps, MIL-STD-1913 accessory mounting rail Operating controls – fully ambidextrous slide stop lever and magazine release Magazine – high visibility, low-friction follower, polymer base with black finish Ships with (2) interchangeable backstraps, (2) 17 round magazines, owner’s manual, locking device, FN logo soft pistol case World-class, military-grade barrels For commercial, law enforcement, and military purpose
