Take a look at this contemporary hardware. These door rollers blend classic aesthetics with contemporary coolness, making your sliding door look attractive while operating smoothly and quietly. Installation is really easy and the product is maintenance-free. Enhance any room design you currently have with these rollers made of 304 solid Stainless Steel grade material that can hold a weight of up to 176 pounds. The system holds 35mm – 45mm and should be installed on the top of the door. Now anyone can slide that door with ease and soundlessly.