FN America Five-seveN MRD Magazine — 5.7×28mm, 10 Rounds, Polymer, Black (20-100681 | 20100681 | UPC 845737015572)
Stay factory reliable while meeting capacity limits. The FN America Five-seveN MRD Magazine brings OEM fit and function to your 5.7×28mm pistol with a 10-round configuration ideal for jurisdictions with magazine restrictions, training environments, or compact carry needs. Built from lightweight, impact-resistant polymer and finished in matte black, this factory mag (part 20-100681 / 20100681) is tuned for the Five-seveN MRD platform, offering smooth feeding, easy maintenance, and the durability serious shooters expect from FN.
Why Choose the FN Factory 10-Round Magazine?
True OEM Reliability: Factory geometry, feed lips, and spring tension deliver consistent cycling with quality 5.7×28mm ammunition.
Compliance-Friendly Capacity: 10 rounds helps you stay within local limits while keeping a spare, range, or training magazine on hand.
Lightweight Polymer Body: Rugged, corrosion-proof construction resists dents and deformation better than thin-walled metal mags.
Optimized for MRD: Designed to function with the Five-seveN MRD pistol, maintaining proper slide lock and insertion feel.
Easy to Service: Removable base plate for cleaning and spring inspection after high-round-count sessions.
Key Features & Specs
Brand / Model: FN America Five-seveN MRD Magazine
Caliber: 5.7×28mm
Capacity: 10 rounds
Body Material: Polymer
Finish/Color: Black
Compatibility: FN Five-seveN MRD (mag will also fit many standard Five-seveN variants; confirm with your pistol manual)
Part Numbers: 20-100681, 20100681
UPC: 845737015572
Follower: Anti-tilt, caliber-correct profile
Base Plate: Detachable, serviceable design
Performance You’ll Notice
Consistent Feeding: Properly tuned spring rate and follower angle help reduce nose-down jams and double feeds.
Positive Lock-Back: Engineered to reliably actuate the slide stop on last round in the Five-seveN MRD.
Secure Seating: Polymer construction and factory dimensions provide confident lock-in—even on closed bolt with a full magazine.
Weather-Resistant: Polymer body and components resist rust in wet or humid environments.
Ideal Use Cases
Compliant Carry: Meet local capacity limits without sacrificing factory reliability.
Range & Training: Perfect for drills where 10-round strings simplify round counting and reload practice.
Competition Divisions: Useful as a stage or backup mag in divisions with capacity restrictions.
Home/Vehicle Readiness: Keep spare mags loaded and staged—polymer build stands up to daily carry and storage.
Maintenance & Care (Best Practices)
Periodic Cleaning: Disassemble and wipe internal surfaces after dusty or high-round-count sessions.
Inspect Wear Items: Check spring tension and follower movement; replace parts if you notice sluggish return.
Ammunition Choice: Use quality, brass-cased 5.7×28mm loads recommended by FN for best reliability.
Storage: Store mags clean and dry; rotate duty/carry magazines periodically.
Compatibility Notes
Pistol Fit: Built for the Five-seveN MRD. Some legacy Five-seveN models may accept this magazine; always verify fit and function at the range before defensive use.
Base-Pad Accessories: If you plan to add aftermarket base pads or extensions, confirm they’re designed for FN 5.7×28 mags and maintain 10-round capacity where required by law.
Legal Reminder
Always know and follow federal, state, and local regulations regarding magazine capacity, transportation, and use. Laws change; verify current rules in your jurisdiction.
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FN America Five-seveN MRD Magazine — 5.7×28mm, 10 Rounds, Polymer, Black (20-100681 | 20100681 | 845737015572): factory-grade reliability and compliance-friendly capacity for training, everyday carry, and dependable performance with your Five-seveN MRD.
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