The KAC URX 3.1 Picatinny Rail Section attaches directly to a URX III or 3.1 modular handguard via a hex head screw. It allows the user to install any number of tactical accessories to the forend if desired. Installation hardware included. 30412-ALU is a more robust rail constructed of anodized aluminum.
Rail Length: 3″
Picatinny Rail Slots: 7