Material: POM Packaging: 1pc Size: 6 * 22 * 7MM Outer contour: U-shaped Bearing material: carbon metal Color: White Bearing model: 626ZZ (outer diameter=19mm, thickness=6mm, internal hole=6mm) Usage: Furniture hardware accessories, mobile doorways and windows, glass sliding doors and windows, aluminum alloy doors and windows, shower room pulleys and drawers, and so on Flexible sliding, no noise, and delightful and flawless look after software processing Made of tremendous materials, it is reliable, sturdy, durable, and not smoothly damaged, and may be maintained in good condition even after long-term use Note: Due to handbook measurement, please enable an error of 1-3mm Please make sure that you don't intellect before bidding Due to the diversities between various monitors, the images may not reflect the actual color of the object Please discuss with the particular picture received Thank you a great deal