Ceramic Bearings Pricelist Full Ceramic Bearing White Ceramic Balls High Speed Ceramic Ball bearing 100000 rpm 6806 2rs Product NameCeramic bearing 608 MaterialSi3N4 or ZrO2 ceramic Colorwhite Size8*22*7mm ClearanceC0, C2, C3, C4, C5 BradeOEM Packageindustrial packing UsedRadial ball bearings are engineered for use in high-speed, high precision applications for: Agriculture, Automotive, Chemical, General industrial, Utilities ABEC RATING: ABEC9 Ball Diameter: 3.969 Ball Grade: 5 Ball Material: ZrO2 (Zirconium Oxide) Number Of Balls: 7 Bearing Material: ZrO2 (Zirconium Oxide) # Of Shields: No Shields Inside Diameter: 8mm Outside Diameter: 22mm Width: 7mm The 608 is a full ceramic ball bearing with zirconia rings ZrO2. Its zirconium oxide races offer resistance and durability to high temperatures and corrosion. The balls are resistant to corrosion, high temperatures, and shock. They are spaced evenly, which allows prevents contact and even load distribution. Noise, vibration, and friction are all reduced. This is one of the best skate bearings you can find.Ceramic Bearings Pricelist website:http://www.remotioner.com/bearing/ceramic-bearings/