High-quality bearings asks for the best quality ceramic balls. Using Grade 3 Silicon Nitride, the CeramicSpeed Balls are 15% harder, take 99% higher loads and are more than 100% smoother than other ceramic balls typically used in bearings.
The unique features of the CeramicSpeed Balls make for the best ceramic bearings that deliver unmatched longevity and lowest friction.
400% smoother, 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry.
Grade 3 Silicon Nitride making them second to none
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