¡¡ Features£ºCan be connected with front and rear beam through overlapped trolleys, Outside overlapped goods.Stored in trolley shall be inside and then stored goods shall put the former goods inside. Forklift store.Applicable for goods of ¡°Few kond ,multiple patch¡± ,and operation method of ¡°First in, First out¡±.Also applicable for condition of bigger spacer utilization ratio. Trolley rational structure,high strength.Each trolley has four rolling bearings and four guide bearings,Trolley is distincted with color for management of store location.