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CeramicSpeed 61903 Standard Bearing - (6903) BB9903
CeramicSpeed 61903 Standard Bearing - (6903)
BB9903
BB9903
instock
CeramicSpeed
116
USD
$116.00
PRODUCT INFO
View Details, Specs, Etc.
Quantity
13 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