The 6012 Series is made of durable polymer and metal/die cast shelf support components. This efficient organizer features 2 shelves with high performance chrome hubs and a dependently rotating, chrome-plated, telescoping post. Wasted space is a thing of the past! Rev-A-Shelf is the world's largest manufacturer of functional storage organizing products. Rev-A-Shelf can offer both the professional and the homeowner the finest cabinet storage solutions available.