CeramicSpeed 61902 Standard Bearing - (6902) Overall Length (mm)-174 2" (effective)

2" (effective)

which comes with the mask and one each of Racing Filters 1

the frame’s construction is stiffer around the BB

bushing and keyway assembly

In depth system measures BMI and lumbar flexibility as well as sit bone width

CeramicSpeed 61902 Standard Bearing - (6902) Overall Length (mm)-174 2" (effective)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 discipline Sold as each Hand built in Denmark