【High-quality material】 The shower roller is made of high-quality iron and nylon materials, which can be used for a long time in humid environments, is not easily corroded, has strong support, and has a long service life. 【Wear-resistant bass】 Flat and smooth nylon roller, the door can be easily moved by gently pulling the door. There is almost no noise when moving, it is very quiet and will not cause any noise in your life. 【Roller size】 The package includes a total of 8 rollers. Its diameter is 25 mm, suitable for glass doors with a thickness of about 4-6 mm and compatible with glass mounting holes with a diameter of 12-14 mm. 【Easy to use】 This replacement shower door roller is very easy to install. We include screws and nuts. All you need to do is align the rollers with the mounting holes in the glass and tighten the screws with a screwdriver. 【Functional and Practical】This bathroom sliding door roller is a great helper for bathroom sliding doors, helping you open and close the