The CeramicSpeed BB30 bottom bracket offers bearings with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. Grade 3 Silicon Nitride balls Hardened races Reinforced polyamide cage and non-contac
The CeramicSpeed BB30 bottom bracket offers bearings with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.
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