Cantilever shelves are mainly used to store long materials, such as profiles, pipes, sheets, etc. Most of the columns are H-beam or cold-rolled steel. The cantilever is a square tube cold rolled steel or H-section steel. Use cantilevers and columns. Insert or bolt type, base and column are fixed by bolt, base is made of cold rolled steel or H-beam. Goods in and out are carried out by forklift truck or manual. The height of the rack is usually less than 2.5 meters (up to 6 meters if entered by forklift), the length of the cantilever is less than 1.5 meters, and the load of each arm is usually less than 500 KG. The shelves are mainly used in machinery manufacturing and building materials supermarkets.