FN Five-seveN MRD 5.7x28mm (part number 66101274) is a single-action, optics-ready pistol with a 4.80 inch black steel barrel, 20+1 capacity, and a black serrated steel slide over a polymer frame with Picatinny rail, built for shooters who want long-range pistol performance with modern red-dot capability. This FN Five-seveN MRD 5.7x28mm 66101274 uses a black textured polymer grip and fully ambidextrous controls for a lightweight, soft-handling platform suited to range work, training, and personal defense.
Key Features
- Manufacturer part number: 66101274
- Caliber: 5.7x28mm
- Capacity: 20+1 rounds
- Operation: delayed blowback, single-action only
- Barrel length: 4.80 inch black steel barrel
- Slide: black optic-ready, serrated steel slide
- Frame: black polymer frame with Picatinny rail
- Grip: black textured polymer grip
- Overall length: approximately 8.2 inches
- Height: approximately 5.6 inches
- Width: approximately 1.35 inches
- Trigger pull: approximately 4.4 to 7.87 pounds
- Sights: adjustable 3-dot sights designed to co-witness with many MRDs
- Magazine type: detachable 20 round magazines
- Controls: ambidextrous safety and enhanced, easy-to-reach operating controls
Special Features
- Optics-ready slide uses FN’s MRD plate system so most common micro red dots can be mounted without a gunsmith, keeping the FN Five-seveN MRD 5.7x28mm (part number 66101274) ready for precision work at extended pistol distances.
- Cold hammer-forged barrel with precision 5.7x28mm chamber is built for long-wearing accuracy and reliable feeding.
- Adjustable 3-dot sights are designed to co-witness with many mounted optics, giving a clear backup sighting solution.
- Enhanced stippled frame texture and deeper slide serrations improve grip and manipulation in adverse conditions or during fast strings of fire.
- Internal hammer, smooth single-action trigger, and long sight radius support accurate shooting at ranges where typical service pistols struggle.
- Full-length Picatinny rail on the frame allows mounting of lights or lasers to mirror defensive or duty-style setups.
Practical Benefits
- A strong fit for shooters who want a flat-shooting pistol with high capacity and modern optic mounting for target shooting, varmint control, or defensive roles.
- Lightweight construction and efficient 5.7x28mm cartridge make the FN Five-seveN MRD 5.7x28mm (part number 66101274) easy to control for extended practice and rapid follow-up shots.
- Optics-ready system and adjustable sights simplify setting up a red-dot-equipped pistol while maintaining functional iron sights.
- Ambidextrous controls and textured polymer grip make this model a practical choice for left- and right-handed shooters training on a modern, high-capacity platform.
| MANUFACTURER | FN AMERICA |
| MODEL | FIVE SEVEN |
| CALIBER | 5.7X28MM |
| TYPE | PISTOL |
| IMPORTER | FN AMERICA |