FN 502 MRD .22 LR 4in FDE Optic-Ready Pistol
About this product
The FN 502 MRD is a .22 LR, hammer-fired, single-action target-style pistol built on the 502 platform with an optics-ready slide. It pairs a 4-inch target-crowned barrel with FN 509-inspired ergonomics in a Flat Dark Earth polymer frame and features fully ambidextrous controls. The MRD footprint supports direct mounting of many micro red-dot optics and it ships with two 10-round magazines for range use and training.
Key Specifications
- Manufacturer: FN America / FN Herstal.
- Model: 502 MRD.
- Caliber: .22 LR.
- Barrel length: 4 inches.
- Action: Single Action Only.
- Frame material: Polymer.
- Frame finish/color: Flat Dark Earth.
- Slide: Optic-ready, serrated.
- Sights: Optic-height sights.
- Magazines included: two 10-round magazines.
Engineered for dependable, low-cost range days and high-round-count training, the 502 MRD delivers an optics-ready platform with a clean, target-style trigger and ergonomics designed for fast sight acquisition and repeatable accuracy. Its combination of an optic-ready slide, comfortable grip profile, and included magazines makes it a practical choice for shooters focused on skill development and consistent performance.
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Specs at a glance
Key attributes
| upc | 845737019358 |
| manufacturer | FN America / FN Herstal |
| manufacturer part number | 66-102318 |
| action | Single Action |
| barrel length | 4" |
| caliber/gauge | .22 LR |
| capacity | 10 + 1 |
| color | Flat Dark Earth |
| model | 502 |
| product type | Single Action Only |
| safety | Ambidextrous |
| shipping weight | 3.0 |
| sights | Optic Height Sights |
| slide description | Optic Ready/Serrated |