General description The 8 Pieces Shower Door Roller Wheel set includes high-quality rollers designed for smooth and quiet operation of sliding glass doors. Made from durable iron and nylon, these rollers are resistant to corrosion and wear, ensuring a long service life even in humid environments. Technical specifications Number of rollers: 8 Roller diameter: 25 mm Compatible glass door thickness: 4-6 mm Compatible mounting hole diameter: 12-14 mm Installation Easy to install with included screws and nuts. Align the rollers with the glass mounting holes. Tighten the screws using a screwdriver. Usage This shower door roller is ideal for use in bathrooms and massage rooms, facilitating the smooth opening and closing of sliding doors.