The Midwest Industries SCAR SOCOM Handguard M-LOK adds 4.750" of usable rail to the rifle and only 4oz in weight. The top of the handguard features a MIL-STD 1913 Picatinny rail and the sides have M-LOK accessory slots. Constructed from 6061 aluminum, and hard coat anodized. The handguards design allows the rifle to be fully serviced, including removal of the gas piston. Includes one five slot M-LOK compatible rail. 100% Made in the USA.