CeramicSpeed 5,000 mm bearing balls
The superior surface quality of CeramicSpeed balls is essential to ensuring that our bearings and bearing products deliver extreme performance combined with unmatched durability. 400% smoother, 128% harder, and 58% lighter than standard steel balls typically used in bicycle components, CeramicSpeed balls ensure you can ride faster and use less energy.
product ID | 332433 |

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