FN® - 66100572 - 509 Compact MRD 9mm 3.7" Semi Auto 10+1 Black Pistol
FN FIREARMS, FN AMERICA AMMUNITIONIn stock
- SKU
- 66100572
- Color
- Black
All firearms must be shipped to a registered FFL holder. You will be able to select an FFL holder location for shipping or provide your own at checkout. Please confirm that your FFL is open and will accept transfers before you place your order.
Product Details
The FN® 509 Compact MRD is a compact semi-automatic pistol chambered in 9mm with a 3.7 in barrel and 10+1 capacity. Its black polymer frame is paired with a cold hammer-forged stainless steel barrel, optics-ready slide, and all-black co-witness iron sights. Fully ambidextrous controls, interchangeable backstraps, and enhanced grip texturing support concealed carry and personal-protection use.
Key Features
Compact striker-fired semi-automatic pistol
9mm chambering
3.7 in cold hammer-forged stainless steel barrel
10+1 round capacity
FN Low-Profile Optics Mounting System
All-black co-witness iron sights
Fully ambidextrous operating controls
Enhanced grip texturing
Interchangeable backstraps
MIL-STD-1913 accessory rail
FN® is known for producing firearms built around military heritage, modern engineering, and dependable performance across professional, defensive, and sporting applications. The brand is widely recognized for combining durable construction, practical innovation, and refined manufacturing standards across its handgun and long gun lineup. FN® firearms remain well regarded by shooters who value reliability, functional design, and proven real world capability.
More Information
| Category | Handguns |
|---|---|
| Condition | New |
| UPC | 845737010898 |
| Manufacturer | FN America |
| Manufacturer SKU | 66100572 |
| Model | 509 Compact MRD |
| Caliber | 9mm |
| Capacity | 10 |
| Barrel Length | 3.7 in |
| Color | Black |
| Handgun or Long Gun | Handgun |
| Action | Semi-Auto |
| Barrel Description | Cold Hammer Forged Stainless Steel with Recessed Target Crown, 1:10 RH Twist |
| Grips | Black Textured w/Interchangeable Backstrap |
| Includes | 2 x 10 Round Magazines, 2 Interchangeable Backstraps, Optic Mounting Plates, Owner's Manual, Locking Device, FN Logo Soft Pistol Case |
| Suggested Use | Self-Defense / Personal Protection |
| Slide Description | Optic Ready/Serrated |
| Sight Configuration | Iron |
| Restrictions | State restrictions do not allow shipping of this product to WA |
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WARNING for California Residents
WARNING: Discharging firearms in poorly ventilated areas, cleaning firearms, or handling ammunition may result in exposure to lead and other substances known to the State of California to cause birth defects, reproductive harm, and other serious physical injury. Have adequate ventilation at all times. Wash hands thoroughly after exposure. For more information go to www.p65warnings.ca.gov/.