General description The CSPARKV Shower Sliding Door Rollers are designed for smooth and efficient operation in sliding glass shower rooms. Made from high-quality materials, these rollers ensure durability and ease of use. Technical specifications Roller diameter: 20mm Total length of rollers: 43mm Total width: 21.5mm Installation Simple installation process with included clips and screws. Requires drilling a hole in the glass door for fixing the screws. Usage Suitable for various types of sliding doors, including glass doors, shower doors, and windows. Provides smooth and quiet operation due to rust-proof and waterproof nylon wheels.