On this parts fiche the Bolt(6x12) is the most specified component.
A sample from the products for the Luggage Box include: Bolt(6x12), Cushion, O Ring(d:3.5,id:62.6), Protector,battery.
This schematic depicts all components used in the Vl800b Volusia 2014 (l4) Usa (e03) Luggage Box partslist.