Rolling wire storage cage with wheels, also named as wire butterfly cage, foldable wire storage container, metal wire logistics container, are a type of popular industrial container, with sturdy,
durable, portable, foldable, collapsible, stackable characters, they are widely used for bulk materials handling, transportation and storage, especially for automotive parts, accessories and spare
parts, hardware, machinery, electronics etc.https://www.sinoracking.com/warehouse-metal-storage-cage-with-wheels.html