Product Description
| Brand | FN |
| Category | Pistols |
| Model | 509CT |
| Caliber | 9mm Luger |
| Barrel Length Range | 4" to 4.99" |
| Capacity | 24+1 |
| Action | DAO |
| Frame Finish | Black |
| OAL | 7.40" |
| Frame Material | Polymer |
| Hand | Ambidextrous |
| Sight Style | Night |
| Slide Finish | Black PVD |
| Slide Description | Optic Cut / Serrated |
| Barrel Finish | Black |
| Barrel Material | Steel |
| Twist | 1:10" RH |
| Frame Size | Compact |
| Grips | Interchangeable Backstrap |
| Sight Configuration | 3-Dot Night / Suppressor Height |
| Trigger Pull Weight | 5.50-7.70 lbs |
| Height | 5.30" |
| Thread Pattern | 1 / 2"x28 |
| Width | 1.35" |
| Barrel Description | Steel Threaded |
| Barrel Length | 4.32" |
| Max Capacity | 24 |
| Weight | 26.20 oz |
| Frame Description | Polymer Frame w / Picatinny Rail |