CeramicSpeed 61903 Standard Bearing - (6903) MFPN=TA2126B 3 Tubeless Folding Black Dual

3 Tubeless Folding Black Dual EXO

4° 700c 525

8mm rise +/-8 deg length 30mm color blue

Fits all TWIST bases

CeramicSpeed 61903 Standard Bearing - (6903) MFPN=TA2126B 3 Tubeless Folding Black DualCeramicSpeed 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