NSF Metal Shelf Length:45,60,75,90,120,150,180cm ... *2.8,6*4mm Bearing:40~140KG Professional Manufacturer Of NSF Metal Shelf,Wire Shelf: 1. Style:bookroom wire rack/kitchen ... *1800SM-08450*450*1600SM-121200*450*1800SM-16450*450*900 NSF Metal Shelf