Check the listing for details. 4 Pcs 19mm Shower Door Rollers Wheels Replacement White. Condition: New. Listed at 11.88 USD. DescriptionMade of durable nylon and plastic that can withstand high-intensity use and anti-corrosion. They are not easy to deform and can resist wear and tear caused by contact with water, making them suitable for long-term use.Operate quietly and smoothly, requiring minimal effort to push and pull. They enable easy opening and closing of the shower door, providing a comfortable shower experience.Align the roller with the glass mounting hole and use the appropriate tool to tighten the screw.Quickly repair bathroom sliding glass doors that are suitable for most shower stalls, curved glass doors, enclosures, and steam rooms.SpecificationColor: WhiteMaterial: Plastic, NylonLength: 40 mm / 1.57 inchWheel Diameter: 19 mm / 0.75 inchGroove Diameter: 9 mm / 0.35 inchGlass Thickness: 4 - 6 mm / 0.16 - 0.