Pallet rack shelving is a common fixture in warehouses, and within pallet rack shelving, a variety of options are available. Cantilever racking is ideal for long items, and drive-in and drive-through racking allow a forklift to be driven inside the shelving. Gravity flow racking works by using gravity rollers while radio shuttle racking operates with a radio shuttle car. Push back racking utilizes double lanes for shelving, and selective racking is known for its deep reach system. Before purchasing any pallet rack shelving, take time to research your options so you can choose the best option to meet your needs.