Description
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 FNs 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.
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