Knight's Armament Corp. (KAC) MLOK 3" Rail Section (5 slot)
This KAC M-LOK Accessory Rail is 3” in length and provides a 5-slot section of MIL-STD-1913 Picatinny rail for the addition of tactical accessories. Designed specifically for the URX 4 handguard, this rail section is also compatible with any other rifle handguard that has a M-LOK interface. Aluminum construction.