The Buyers Products Shelf Inserts are custom-fit for the Buyers Products Steel Topsider Truck Tool Box series. Powder-coated in white or black, these shelves are constructed from rugged 16-gauge steel and will optimize the storage space inside your truck box. No tools are required for assembly- each shelf snaps into place using the factory-installed mounting studs on the back wall of the steel topsider truck tool box. Available in a variety of lengths and sold individually. Select the shelf that corresponds to the Buyers Products Steel Topsider tool box.