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| Loose Ball Bearing 16.669mm = 21/32"inch Ceramic Balls ZrO2 G20 10 Balls |
21/32" Loose Ceramic Balls ZrO2 (zirconium Oxide), this is a popular size that could be used in many Bicycle, Balls are made of Ceramic ZrO2.
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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
US$40
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