High Quality Material The sliding door rollers are made of high strength nylon, high speed bearings and high quality alloy base plate. which is thick and not easy to rust. They are wear-resistant, durable and can be used for a long time. Silent Nylon WheelsOur wheels use silent nylon wheels which glide without scratches, are smooth and stable. You can open and close the door comfortably and quietly. Easy InstallationMake your life more convenient without maintenance personnel and wardrobe changes. It is very suitable as a set of interchangeable rotating wheels for home and office. Suitable for cabinets and kitchen cabinets of various styles. Easy slidingThe smooth roller can slide easily, then slide the door without difficulty. The bottom of the sliding door floor guide is flat and will not damage the door or the floor. The matte silver sliding door floor guide ensures high performance for your sliding door. Perfect ApplicationSuitable for doors, drawers, windows, closets, wardrobes, cupboards and more for a variety of interior scenes . With this roller wheel accessory, you can open the cabinet door easier and easier. Note: The data is manual measurement, please allow 1-35cm error, due to differences between light and screen, there will be a certain color difference, the specific received in nature prevail.