8x16x5mm ZrO2 Ceramic Bearing 688CE Full Ceramic Ball Bearing for Fidget Hand Spinner

Description 8x16x5mm ZrO2 Ceramic Bearing 688CE Full Ceramic Ball Bearing for Fidget Hand SpinnerSpecification Model688CEMaterialFull ZrO2 CeramicInner diameter8mmOut diameter16mmThickness5mmTurning Time itselfapprox 20 40secondsTurning Time in spinnerapprox 2 5minutes Features 1 Because of the unique ceramic materials vacuum oil free self lubricating property in ultra high vacuum environment zirconia ceramic bearings can overcome the plain bearing can not realize the problems of lubrication 2 With corrosion resistance cold resistance stress resistance to pressure small elastic thermal conductivity light weight the advantages of small friction coefficient Applications Fidget hand spinner bicycle medical equipment optical instruments printing machinery machine tools high speed motor low temperature engineering food processing machinery Note Because of the full ceramic bearing its turning time will not last long until you use it a period of time and it dont need to add lubricating oil The actual turning time depends the structure of your spinner and your proficiency Package Included 1 x 688CE full ceramic spinner bearingMore Details