Description
FN America (FN Herstal) FN 509 MRD midsize is a 9mm double-action only semi-auto pistol built with a 4 in barrel and optic-ready slide. It holds 15+1 rounds and comes with 2 magazines. The slide is optic ready with a serrated configuration, and the pistol uses co-witness iron sights.
Key features
- Optic ready slide with serrated configuration
- Co-witness iron sights
- Ambidextrous controls
- Includes a rail for accessories
Specifications
| Caliber | 9mm |
|---|---|
| Action | Double Action Only, semi-auto |
| Capacity | 15+1 rounds |
| Barrel Length | 4 in |
| Rate of Twist | 1:10 in |
| Safety | No |
| Sights | Co-Witness Iron |
| Overall Length | 11.5 in |



