Selective pallet rack is commonly used in all kinds of storage areas with good storage and picking utilization.It is suitable for storage of heavy duty items with pallets and forklifts.When chosing pallet rack,the size,weight and levels of pallets and cargo which decide the specification of upright and beams should be considered.Also,for improving the storage space,we could narrow the distance between racks and use special forklifts to install vertical racks,which is named Very Narrow Aisle Racking system.