Metro 1260CSNC Super Erecta Industrial Wire Cantilever Shelf, Chrome, 12" x 60" Adds convenient space above a storage unit. Drop mat design creates a retaining ledge around the entire 12" (305mm) deep shelf. Remember to order rear posts taller than front posts to accommodate these shelves. Metro Product Type:Cantilever Shelf Material:Steel Color:Silver Warrenty:Product will be free from defects in material and workmanship under normal use, service and maintenance for a period of one (1) year from the date of shipment of the Product by Seller, unless otherwise specified by Seller in writing.