Material: POMPackaging: 1pcSize: 6 * 22 * 7MMOuter contour: U-shapedBearing material: carbon steelColor: WhiteBearing model: 626ZZ (outer diameter=19mm, thickness=6mm, inside hole=6mm)Usage: Furniture hardware accessories, mobile doors and windows, glass sliding doorways and windows, aluminum alloy doors and windows, shower room pulleys and drawers, etcFlexible sliding, no noise, and beautiful and flawless appearance after device processing.Made of tremendous materials, it is reliable, sturdy, durable, and not smoothly damaged, and may be maintained in fine condition even after long-term use.Note:Due to manual measurement, please allow an error of 1-3mm. Please make sure that you don't mind before bidding.Due to the differences between diverse monitors, the pictures may not mirror the particular colour of the item. Please consult with the actual picture received. Thank you very much.