Set of 8 casters for bathroom shower sliding doors. Made of nylon and copper, offering good elasticity and wear resistance. This set includes 8 rollers, providing multiple replacements and spare parts in one order. Wheel diameter: 27mm, total length: approximately 30mm. Perfect replacement for worn rollers; installation requires only a screwdriver. Suitable for glass door openings: 1012mm (12mm recommended), with glass thickness of 46mm. Compatible with shower doors, massage cabins, bathtubs, jacuzzis, and other similar furniture. Replaces broken bearings. Includes guides for shower door track, screw covers, and spring mechanism, also suitable for curved doors. Comes with screws and plastic covers. Single shower door roller, slide, wheel, or pulley. Replacement roller fits most shower stalls, shower screens, shower cubicles, and steam cabins. Designed for smooth sliding operation. Compatible with various shower enclosures and bathroom installations.