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CeramicSpeed 61903 Standard Bearing - (6903) BB9903
CeramicSpeed 61903 Standard Bearing - (6903)
BB9903
BB9903
instock
CeramicSpeed
110
USD
$110.00
PRODUCT INFO
View Details, Specs, Etc.
Quantity
9 available
Product description
CeramicSpeed cartridge bearings are an upgrade option for any cycling discipline. These bearings provide extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.
Grade 3 Silicon Nitride balls
Hardened steel races
Reinforced polymide cage and non-contact seal to keep dirt and moisture out