ITEM NAME:608 Full Ceramic Bearing ZrO2 Ball Bearing 8mmx22mmx7mm Zirconia Oxide Bear U1T5 608 Full Ceramic Bearing ZrO2 Ball Bearing 8mmx22mmx7mm Zirconia Oxide Bear U1T5 Miniature ball bearing is available ball bearing of small size. This miniature ball bearings has a 8mm inner diameter, a 22mm outer diameter and a 7mm thickness. Ball bearing of this size is great for precision work and applications that require a lot of functional mechanical parts, such as mechanical equipment, electrical instrument, toy, door and window. This miniature bearing is made of high quality zirconium dioxide ceramic for low noise and long service life. Ceramic bearing is impervious to corrosion and rarely require lubrication. size:8mm*22mm*7mm Material:ceramics colour:white Package Contents: 1 * Bearing.This miniature bearing is made of high quality zirconium dioxide ceramic for low noise and long service life. Miniature ball bearing is available ball bearing of small size. Ceramic bearing is impervious to corrosion and rarely require lubrication.