General description The 8 Pieces 23mm Shower Door Rollers are designed for easy replacement of shower door rollers. This set includes 4 top rollers and 4 bottom rollers, making it a complete solution for your sliding shower door needs. Technical specifications Diameter of the wheel: 23mm Width of the wheel: 6mm Minimum glass mounting hole: 11mm Maximum glass thickness: 6mm Distance from the center of the mounting hole to the edge of the glass: 18mm Material: Brass rod and ABS plastic Compatibility and accessories Includes screws and plastic cover Fits glass shower doors Installation Easy to install Designed for smooth sliding of the shower door Usage Facilitates effortless sliding of the shower door Helps save space by allowing the door to move efficiently