6903 Full Ceramic Bearing 17x30x7mm6903 Full Ceramic Ball Bearing 17mm x 30mm x 7mm 6903 Full Ceramic Ball Bearing, measures an inner diameter of 17mm, outer diameter is 30mm and the width is 7mm, Bearing is made from Ceramic. 6903 Ball Bearing Full Ceramic Ball Bearing Cage Material: PTFE (Polytetrafluoroethylene) Balls: Made from Zirconia Ceramic (ZrO) Races Material: Zirconia (ZrO) Ceramic Size: 17mm x 30mm x 7mm Inner Diameter: 17mm Outer Diameter: 30mm Width: 7mm Quantity: 1
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