ARB - 17920020 - BASE Rack Mount KitUsing the proven attachment methods from ARB's classic style roof racks as the basis, a BASE Rack specific mount kit has been developed for the Toyota FJ Cruiser. BASE Rack specific blade brackets have been developed to suit the 84x51in (PN 1770040) BASE Rack. By incorporating a dovetail extrusion around both the full perimeter and along each edge of the internal beams, the BASE Rack provides endless mounting and attachment options. Adding, removing