Chrome wire shelves and chrome posts 1,200-lb. capacity 5" rubber casters Open wire will not accumulate dirt and dust like solid shelves. (4) shelves adjust in 1" increments along double-notched posts. Swivel casters2 with brakes. ISO 9002 Certified. NSF listed. SPECIFY HEIGHT: A - 60", B - 69", C - 80". IN STOCK.