Overview
The ProMag 5.7x28mm 55-round detachable magazine, presented in Flat Dark Earth (FDE), delivers significantly extended capacity for compatible FN Five-seveN pistols. This accessory is meticulously engineered for consistent feeding and reliable function during training, competitive shooting, and recreational use. Each magazine is manufactured in the USA, adhering to established quality control processes to ensure component integrity and assembly precision.
Key Features
Engineered for Reliability
- Consistent Ammunition Presentation: Features a precision-wound, heat-treated chrome silicon wire spring. This spring design maintains optimal tension throughout the magazine’s capacity range, ensuring reliable ammunition presentation to the feed ramp.
- Durable Construction: Fabricated from robust polymer composite, designed to withstand the rigors of repeated use at the range and maintain structural integrity in diverse field conditions. The FDE finish is integrated for enhanced durability and visual consistency.
- USA Manufacturing: Produced domestically, emphasizing quality control across all component manufacturing and final assembly. This focus mitigates potential defects and supports consistent performance metrics.
Practical Utility
This 55-round magazine reduces the frequency of reloads, optimizing workflow for range operators and competitive shooters. It offers a substantial capacity increase over standard magazines, enhancing practical utility for various shooting disciplines, including those involving personal defense firearms. ProMag supports this product with a lifetime guarantee against manufacturer’s defects, ensuring functional reliability backed by a warranty commitment.
Technical Specifications
- Caliber: 5.7x28mm
- Capacity: 55 Rounds
- Compatibility: FN Five-seveN Pistols
- Construction Material: Durable Polymer Composite
- Spring Material: Heat-Treated Chrome Silicon Wire
- Finish: Flat Dark Earth (FDE)
- Manufacturing Origin: USA









