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23/32" inch = 18.25mm Loose Ceramic Balls G5 Si3N4 Bearing Balls
Loose Ceramic Balls (Si3N4) Ball Bearing
23/32" inch = 18.26mm
Loose Ceramic Balls 23/32" inch Si3N4, this is a popular size that could be used in many Bicycle, Balls are made of Ceramic Si3N4.