Features: Upgrades your garage door systems with the Nylon Garage Door Rollers, designs for smooth and quiet operations, ensuring long time performances and reduced noise. Crafted from high strength nylon and bearing, these rollers feature bearing designs to prevent dust intrusions, enhancing durability and efficiency. For homeowners seek to replace or upgrades their garage door rollers, as well as professional repair technicians handling residential, commercial, or industrial garage door. For daily maintenance and repairs in various setting, these garage door parts accessory with multiple garage door models, providing support for any setups. With easy installation and sturdy construction, these garage door wheel enhances the overall functionality of your garage door, making them addition in your hardware toolkit. Specifications: Component: Nylon, Bearing Color: As Picture Show Size: Diameter 4.57cm/1.8inch, 1.05cm/0.41inch Package Includes: 10pcs Garage Door Rollers note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.