This specially made bolt is designed for the B260 clamp of the truck anchoring kit. It is 20 mm thick and the shaft is 320 mm long. Part number 131-116-6204.
If this is damaged, you should also purchase B260-15 20 mm Nut part number 91620.
For a complete view of the Truck Kit Anchoring Kit, log onto our support page at www.metrocol.com.