APP EVERYWHERE: Castors for shower cubicles, bathrooms, and jacuzzi. These rollers are compatible with various shower doors. EASY FOR YOU: The shower roller guide may need replacement over time. This repair can be done easily with a screwdriver and the correct replacement part. HIGH QUALITY: This shower enclosure roller set is made of durable materials designed for smooth operation. The sliding door roller offers strength, flexibility, and reliable performance. NO MONEY SPENDING: Fix your shower stall rollers quickly and affordably without replacing the entire system. EASY SLIDING: Suitable for shower cabins, massage cabins, bathrooms, jacuzzis, and furniture applications. Ensures doors and sliding systems open and close smoothly. Material: Made of plastic and copper. Size: 5 x 25mm. Roller diameter: 25mm. Wide application: Fits most shower enclosures, bathrooms, and steam rooms with 4-6mm glass and 15-17mm mounting holes. Easy to install: Simple installation using a screwdriver. Package includes: 4 shower stall rollers.