1, the base is the angle steel welding with the overlying plate. 2, The lateral pipe is to block the net frame, while the intermediate steel welding to form a network. 3, block network welding in the dock, a hinge connecting can be folded. 4, wheels is configured in terms of the heavy-duty requirements. 5, the surface treatment is galvanized or powder coated. 6, reference Size: 1100 * 800 * 1700 mm