FN 509® Midsize Tactical FDE
Available for commercial, law enforcement, and military.
- Caliber: 9mm
- Operation: Double-action
- Mag Capacity: 10 or 15/24 Rd.
- Weight: 27.9 oz.
- Barrel Length: 4.5"
- Overall Length: 7.9"
- Twist Rate: 1:10" RH
- Height: 5.2"
- Width: 1.35"
- Trigger Pull: 4.5 - 6.7 lb.
- Sight Radius: 5.8"
FN Low-Profile Optics-Mounting System™
Fully ambidextrous controls
15-round and 24-round magazines
Suppressor-height 3-dot night sights
Add most MRDs in minutes
Long-wearing PVD finish
External extractor; loaded chamber indicator
Cold hammer-forged stainless steel barrel
Recessed target crown
Polished chamber and feed ramp
1/2” x 28 threaded Barrel
O-Ring retention thread cap
High endurance striker
Duty-safe trigger with ≈ 5.6-lb. pull
Enhanced grip texture which enables faster follow-up shots
Fully ambidextrous slide stop lever
and magazine release
High visibility, low-friction follower;
polymer base with black finish
Two interchangeable backstraps
One 15-round and 24-round magazines or Two 10-round magazines
FN logo soft pistol case