CeramicSpeed 61903 Standard Bearing - (6903) ModelNumber=33739 Fast rolling center knobs tightly

Fast rolling center knobs tightly spaced in a consistent pattern the center tread cuts down on rolling resistance while still digging into any terrain for dependable out-of-the-saddle traction

0 Length 12 Defined Color Red

}DT Swiss 240 Front Hub - Lefty x 100 6-Bolt Black/Red 28H

A durable steel barrel and large steel base with ergonomic padded handle make it easy to get your ride up to pressure fast

}DT Swiss EX 511 Rim - 29" Disc Black 28H

CeramicSpeed 61903 Standard Bearing - (6903) ModelNumber=33739 Fast rolling center knobs tightlyCeramicSpeed 61903 Standard Bearing (6903). 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 High resistance to poor lubrication Can be used for any cycling