2013/CEMA CERAMIC BEARING/6903 - SRC -5S -6903LLB
17 X 30 X 7 MM
SPEED RACING CERAMIC BEARINGIf you are a cyclist looking to make your bike lighter and help you boost your cycling performance, easily make it possible by upgrading to CEMA SRC bearings.
CEMA SRC Bearing series are specially designed for bicycle related applications such as wheel hubs, bottom brackets, and chain tensioner pulleys.
Ceramic Bearing have been proved to reduce riders pedalling watts.
CEMA SRC ceramic bearing series used G5 grade super high roundness silicon nitride ceramic balls,
to meet up to highest cycling requirement and bearing clearance. New seal design and excellent lubrication to meet up to a smooth and durable longer life time.
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