
Type: 4pcs shower door roller. Wheel thickness: 5.5mm, comes with screws, suitable for 4-6mm thick shower doors. ROLLER DIAMETER: 20mm, inner hole: 5mm, fixing with M6 screw. BEARING COMPONENT : Pulley bearing capacity, good stability; Small friction coefficient, good damping effect. APPLICABLE ANYWHERE: Shower door guides for showers, massage cabins, bathtubs, hot tubs and even furniture fittings. Make the door or doors open easily and smoothly with our slides. Replace the high quality shower cabin rollers for your broken system. Note: The data is all measured manually, please allow 1-3cm error due to light and display difference, there may be color difference, please refer to the actual item you received.