The mobile stocker is a sturdy shelving unit with a small footprint. 15 cu ft capacity per unit makes this the perfect size to use not only in the backroom or cold vault but on the sales floor as well. Made from metal with a hammertone silver finish. Slotted uprights allow shelves and baskets (sold separately) to be easily attached and adjusted. Swivel caster - 2 locking have a 500 lb swivel caster rating. This mobile merchandising unit helps with inventory identification and ease of stocking rotation.