fn 509 for Sale

Looking to buy fn 509? Discover new and used listings from verified sellers across the U.S. Only on GunsAmerica.

Quick Look

The FN 509, introduced by FN America in 2017, is a modern striker-fired pistol designed for law enforcement and civilian use. It emphasizes durability, modularity, and high-capacity magazines. The FN 509 remains popular for duty carry and competitive shooting.

Why It's a Top Choice

Exceptional reliability under harsh conditions
Modular grip sizes for customized ergonomics
High-capacity 17-round magazines (9mm)
Optics-ready slide for red dot mounting
Enhanced trigger with crisp break and reset

Key Variants

FN 509 TacOps

Designed for tactical operators with enhanced slide serrations and suppressor-height sights.

FN 509 MRD

Features a factory-cut slide for micro red dot optics, ideal for competition and duty use.

FN 509 Performance Enhanced

Includes upgraded trigger and recoil system for faster follow-up shots.

Competitor Comparison

Feature	fn 509	glock 19	sig p320
MSRP	$699	$579	$649
Capacity/Size	17+1 (9mm)	15+1 (9mm)	17+1 (9mm)
Weight	26.9 oz	23.65 oz	29 oz
Optics-Ready	Yes	No (Gen 5 models yes)	Yes
Trigger Type	Striker-fired	Striker-fired	Striker-fired
Notable Pro	Robust construction, optics-ready slide	Proven reliability, lighter weight	Modular design, adaptable grip sizes
Notable Con	Heavier than some competitors	Less capacity standard	Trigger reset may feel long

Best Use Cases

Law enforcement duty weapon
Personal and home defense
Competitive shooting matches
Range training and practice
Firearms collection and enthusiasts

FAQs

Can I mount a red dot sight on the FN 509?

Yes, the FN 509 features an optics-ready slide compatible with most micro red dot sights.

What is the magazine capacity of the FN 509?

Standard magazines hold 17 rounds of 9mm ammunition.

How does the FN 509 compare to the Glock 19?

The FN 509 offers higher capacity by default and an optics-ready slide, while the Glock 19 is lighter and widely proven.

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