Features: Experience unparalleled stability and smoothness in your bathroom with our heavy duty sliding glass door rollers, crafted from metal for load bearing capacity. Our precisions engineered shower door rollers ensure a Quiet, easy glides, featuring not corrosion and wear resistant materials for long service performances. Suitable for homeowners who value quality home improvement and professional in the home Renovations industry bathroom fixtures for their clients. Excellent for residential bathrooms seek upgrades to quiet and simple operation, as well as hotel and apartments aiming to enhances guest satisfaction with high quality amenities. Elevates your bathroom's functionality and aesthetic with our adjustable shower door rollers, designs to fit various glass door size and thicknesses, ensuring fitting for any modern space. Specifications: Component: brass+steel Diameter: about 20mm/23mm/25mm/27mm(optional) Package Includes: 20 set Glass Door Rollers note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.