Medium duty pallet racking generally have a large load capacity. They can be placed directly according to the layout of the drawings given by the manufacturer of the rack customization during installation. It can be easily and quickly disassembled. The general customers can control the drawings to install and disassemble by themselves, which is very convenient. The load capacity and height of heavy duty pallet racking are high. In order to ensure the stability and safety of the racks, drilling holes are required to fix the expansion bolts on the racks to the ground. The expansion bolts need to be disassembled. Therefore, the installation of heavy duty pallet racking needs to be completed by professional rack installers.