They are called pallet racks due to the design of their structure that has skids or pallets on which goods are stored. However their use is not only limited to warehouses, but you can also find them in other places including libraries, laboratories, retail stores, etc. The use of pallet racking systems also includes forklift trucks which help in placing the packed pallets on the racks. Mentioned below are the types of pallet trucks that are commonly used. You will often find them in departmental, retail and wholesale stores. Drive in and drive through: A very interesting aspect of these types of trucks is that they allow direct storage of goods in them.