FN 509 9mm Full Size MRD
$729.00
The FN 509 MRD is a full-size, optics-ready 9mm pistol designed for duty, range use, and home defense. It features a low-profile optics mounting system and a hammer‑forged stainless steel barrel for consistent performance.
Out of stock
This product is currently sold out.
No worries! Enter your email, and we'll let you know as soon as it's back in stock.
The FN 509 MRD is a full-size 9mm pistol built for duty-style use, range training, and home defense scenarios where a full-frame platform is preferred. It is configured to accept miniature red dot sights via a low-profile optics mounting system and is packaged with multiple mounting plates for common footprints.
The pistol uses a polymer frame with enhanced grip texture and interchangeable backstraps for tailored ergonomics. The slide and barrel are finished in black and the barrel is described in the source material as a hammer-forged stainless design with a recessed target crown to protect the rifling.
Key Specifications
- The caliber is 9mm.
- The action is Semi-Auto.
- The weight is 26.9 oz.
- The frame material is Polymer.
- The frame finish is Matte Black PVD.
- The optic footprint is Multiple and the pistol features a low-profile optics mounting system for MRD sights.
- The model is 509.
- The size is Full Size.
- The pistol ships with 2 magazines.
- The included case is a FN Soft Case.
State Restrictions: This firearm is not available for direct shipment to California.
The FN America / FN Herstal 509 9mm MRD combines a full-size platform with optics-ready capability and robust construction. Buy the FN America / FN Herstal 509 9mm online today for a reliable full-size 9mm option that supports optics integration and modular ergonomics.
Related Videos:
| UPC | 845737011802 |
|---|---|
| Manufacturer | FN America / FN Herstal |
| Manufacturer Part Number | 66-100718 |
| Shipping Weight | 3.4 |
| Action | Double Action Only |
| ATF Type | Pistol |
| Barrel Length | 4.50″ |
| Caliber/Gauge | 9mm |
| Capacity | 10 + 1 |
| Length | 11.5 |
| Model | 509 |
| Number of Magazines | 2 10 rd. |
| Package Height | 2.5 |
| Package Width | 8.3 |
| Product Type | Striker Fired |
| Safety | No Manual |
| Sights | Adjustable Sights |
| Sights Type | Fixed Sights |
| Slide Description | Optic Cut/Serrated |
| State Restriction (CA) | NO DIRECT SHIP TO CALIFORNIA |
Related products
Ruger LCP .380 ACP Turquoise Cerakote
Out of stock
SCCY CPX-4 2.96in Barrel Purple/Black
Out of stock
SCCY Industries CPX-2 9mm
Out of stock
SCCY CPX-3 380 ACP
Out of stock
Dickinson LLC RA9G RA9 9mm Luger 17+1 4.25″ Black Steel Barrel, OD Green Cerakote Serrated Aluminum Slide, OD Green Polymer Frame w/Accessory Rail
18 in stock

Semi Auto Handguns
Reviews
There are no reviews yet.