- MANUFACTURER: FN
- FAMILY: 509 Series
- MODEL: FN 509 Midsize MRD
- TYPE: Semi-Auto Pistol
- ACTION: Double Action Only
- CALIBER/GAUGE: 9mm
- FINISH: FDE
- FINISH TYPE: Applied Finish
- FRAME: Polymer Frame
- STOCK/GRIPS: FDE Polymer
- BARREL: 4"
- OVERALL LENGTH: 7.4"
- CAPACITY: 15 + 1
- # OF MAGAZINES: 2
- MAG DESCRIPTION: 15 rd.
- SIGHTS: Black Co-Witness Iron Sights
- SIGHT TYPE: Fixed Sights
- WEIGHT: 26.5 oz.
- SHIPPING WEIGHT: 3.2 lbs.
- CASE: FN Soft Case
- ADDL INFO: Interchangeable Backstraps
- ADDL INFO: FN Optics Mounting System
- ADDL INFO: Midsize Frame
- MFG MODEL NO: 66-100741
- UPC: 845737011567
- FFL: Yes
- Caliber: 9mm