Durable MaterialMade of durable solid aluminum, not plastic and soft rubber! Less likely to rust than steel. The smooth surface of the rollers are very flexible, so don't be afraid to scratch our door. Rollers provide a very smooth glide when the door is open and closed, no rattles during use screws are not easy to fall off.Efficient ServiceWe aspire to provide The Best Quality Products To All Consumers.If there are any problems feel free to contact us, we will solve the problem for you as quickly and effectively as possible.Refined Design We use a one-piece molding process with a 90 right angle that allows our bottom bracket to fit completely on walls and floors. The smooth polished chamfered edges and ergonomic design prevent any accidental injuries. 1.2" width reduces its presence and perforations allow the bottom bracket to fit completely on the floor.Application ScenariosAdjustable roller sliding stay makes it suitable for all kinds of interior and exterior doors, such as barn doors, bathrooms, kitchens, closets, TV cabinets, living rooms, bedrooms, fences, garages and many other scenarios.Easy InstallWe provide simple assembly, tools and detailed step-by-step instructions. The three round holes that form the triangle make the hardware more solid and super easy to install,There are 7 setup options for you to choose from you just need to adjust the roller in the position you feel best.