Long service life - The shower door roller is made of high quality brass shaft and ABS material. It is rust-proof, sturdy and durable, stable in quality and has a long service life. Push- The sliding door wheel set allows the door to slide and saves effort. This keeps the door balanced, prevents it from swinging and ensures proper operation. Suitable for - The bathroom slider is suitable for glass doors with a thickness of about 4-6mm. Compatible with glass mounting hole diameter between 23mm. Easy installation - The bath runner is easy to move and install. It can also move the door to save space, more beautiful. Practical Hardware- A practical hardware for sliding glass shower door. Day or night, it can effectively reduce the noise that occurs when the door is closed Punto de venta Shower door rollers 8 pieces Single wheels, includes 4 upper rollers and 4 lower rollers. Good for replacement shower door rollers. The shower door roller is made of brass rod and ABS plastic material, it is rust resistant, sturdy and durable. Comes with screws and plastic cover. These simple shower door rollers fit glass shower doors. The sliding door rollers kit makes the door sliding and saves effort. Practical hardware for the sliding glass shower door. The bath path is easy to move and install. It can also move the door to save your space. Properties: Simple sliding rollers and easy cleaning. The wear-resistant wheels feature smooth, quiet sliding - perfect for most shower cubicles, shower cubicles and steam cabins. Glass door roller significantly extends the operating time of the shower door roller. Specification: - Material: nylon roller - Weight: 23g/piece for upper wheel, 23g/piece for lower wheel - Glass thickness:5mm - Pulley diameter:23mm - Glass hole size:11mm - Product features: Upper wheel, adjustable, wheel can swivel left and right, lower wheel with spring-loaded rotation left and right Scope of delivery: - 8 shower cabin castors EXCEPTIONAL QUALITY A set of 8 casters (4 upper casters and 4 lower casters) - is an exceptional product of best quality. which combines high rigidity and strength with excellent flexibility.; CARRIER ELEMENT Rollers for shower cabins and hydromassage cabins ensure smooth sliding of doors forwards or backwards without effort. They perfectly accomplish their mission while distributing the weight of the glass and controlling the movement in the desired direction. WATER-REPELLENT COATING Thanks to the use of the special ultra-water-repellent lubricant containing PTFE for shower enclosures, the lifespan of the rollers will become even longer EASY FOR YOU: You could carry out this replacement yourself, you just need to have rollers of suitable type and a screwdriver.