Product Description
| Brand | FN |
| Category | Pistols |
| Series | MRD |
| Model | 509M |
| Caliber | 9mm Luger |
| Barrel Length Range | 4" to 4.99" |
| Capacity | 15+1 |
| Action | DAO |
| Frame Finish | Matte Black |
| OAL | 7.40" |
| Frame Material | Polymer |
| Hand | Ambidextrous |
| Slide Finish | Matte Black |
| Slide Material | Steel |
| Sights | Co-Witness Iron Sights |
| Slide Description | Optic Ready / Serrated |
| Barrel Finish | Black |
| Barrel Material | Cold Hammer Forged Steel |
| Twist | 1:10" RH |
| Frame Size | Mid-Size |
| Grips | Interchangeable Backstrap |
| Height | 5.20" |
| Includes | 2 Magazines |
| Safety | No |
| Width | 1.35" |
| Barrel Description | Recessed Crown |
| Barrel Length | 4" |
| Max Capacity | 15 |
| Trigger | Flat Face |
| Weight | 26.50 oz |
| Frame Description | Polymer Frame w / Picatinny Rail |
