Long life: - The shower door roller is made of high quality brass shaft and ABS material. It is rustproof, sturdy and durable, stable in quality, and has a long service life. Push: - Sliding door wheel set allows the door to slide and save 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 the sliding glass shower door. Day or night, it effectively reduces the noise that occurs when the door is closed.