FN 509 LS Edge 9mm 5-inch Long Slide, Optics-Ready
About this product
The FN 509 LS Edge is a long-slide, optics-ready 9mm pistol built for precision shooting, competition, and demanding range use. It combines a 5-inch hammer-forged, target-crowned barrel with FN’s low-profile optics mounting system and a fiber-optic front sight for fast target acquisition. Factory enhancements such as a flat-face trigger, flared aluminum magazine well, and lightening cuts help improve balance and speed of follow-up shots.
Key Specifications
- Chambered in 9mm.
- The barrel measures 5 inches and is hammer-forged with a target crown.
- The overall length is 8.20 inches.
- The unloaded weight is 31 oz.
- The frame is made of polymer and includes an integrated Picatinny rail.
- The finish is black/grey Graphite PVD.
- Sight package is a fiber optic front that co-witnesses with an MRD blackout rear notch.
- Ships with three 17-round magazines and an FN ballistic case.
- Factory features include the FN Optics Mounting System and a flat-face trigger.
Thoughtfully configured for shooters who prioritize accuracy, speed, and optics compatibility, the FN 509 LS Edge offers a robust long-slide platform with competition-grade ergonomics and practical, range-ready features. Its combination of a crowned hammer-forged barrel, optics-ready slide, and user-focused controls makes it a versatile option for competitive shooting and precision practice.
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Specs at a glance
Key attributes
| upc | 845737013141 |
| manufacturer | FN America / FN Herstal |
| manufacturer part number | 66-100843 |
| action | Double Action Only |
| atf type | Pistol |
| barrel length | 5" |
| caliber/gauge | 9mm |
| capacity | 17 + 1 |
| color | GREY |
| length | 12 |
| number of magazines | 3 17 rd. |
| package height | 3.3 |
| package width | 11.2 |
| product type | Semi-Auto Pistol |
| safety | No |
| shipping weight | 4.15 |
| sights | Fiber optic front sight co-witnesses with MRD, blackout rear notch |
| sights type | Fiber Optic Front/Blackout Notch Rear |
| slide description | Lightening Cut/Optic Cut/Serrated |
| units per box | 1 |