SKU: MPIMAG591
UPC: 873750000398
The Magpul M-LOK Poly Rail Section 7 Slots is a polymer-based mounting rail designed for seamless integration with any M-LOK compatible handguard or forend. This lightweight rail section accepts standard 1913 Picatinny-spec accessories—lights, vertical grips, angled foregrips, and tactical optics mounts—without requiring dedicated slot space on your primary handguard. Magpul's injection-molded reinforced composite construction delivers strength comparable to aluminum alternatives while reducing overall system weight, a critical factor in precision rifle builds and extended patrol deployments where cumulative ounces impact fatigue.
The seven-slot configuration provides flexibility in accessory positioning along a 3.75-inch rail length, with beveled end geometry engineered to eliminate snagging on gear, body armor, and vehicle frames during rapid transitions. Weighing only 0.06 lbs, this rail section adds negligible mass to your platform. Hardware for direct M-LOK attachment is included, requiring no special tools or additional fasteners. The polymer composite resists corrosion in humid environments and maintains dimensional stability across temperature extremes, making it viable for both marine operations and high-altitude cold-weather deployments where metal rails can become problematic.
This accessory is essential for operators running M-LOK handguards who need to expand their mounting surface without sacrificing modularity or weight. Law enforcement tactical teams, competitive shooters optimizing rail real estate, and military end-users who standardize on M-LOK platforms benefit from having backup rail sections available. The cost-effective design allows users to equip multiple positions on their carbines or rifles without the premium associated with full-length aluminum rails.
M-LOK has become the standard mounting interface across modern tactical platforms, preferred over KeyMod due to superior strength and wider industry adoption. Magpul's polymer rail sections are factory-matched components that ensure zero fitment issues and maintain the ergonomic consistency of your build. Whether you're upgrading an existing carbine or configuring a new platform, this seven-slot section bridges the gap between minimal handguard space and maximum accessory capacity.
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