Knights Armament URX Rail 7 Slot Black MFG # KM30412-BLK UPC # 819064010302
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.
Lightweight polymer rail is in Black.