9 Slots.

The Magpul M-LOK Polymer Rail is an ideal solution for anyone looking to customize their firearm with durable and lightweight accessories. This 9 slot rail system is designed for use with any M-LOK compatible handguards and provides a secure attachment point for a variety of accessories such as lights, lasers, vertical grips, and more. Made from a durable polymer material, the Magpul M-LOK Polymer Rail is low profile and extremely rugged, allowing it to stand up to the rigors of tactical operations without fail. With its easy installation process and rock solid performance, the Magpul M-LOK Polymer Rail is a must have accessory for any firearm enthusiast looking to upgrade their weapon. In this review we’ll take a closer look at all the features that make this rail system so great.