Medium-duty A Type Rack is a common type of medium-duty racks, and is connected by uprights, beams, wide hitches, narrow hitches, and bayonet locks. The rack is formed by inserting, no needing bolts. Every laminate in the middle except the top and bottom is adjustable. The pitch is 50mm and can be adjusted according to the volume of goods. It is widely applied to various industries. Generally, the load capacity of each layer of the rack is 150kg-300kg.