Bearing UNION, CB-137, MR18338, 18x33x8, Bosch GEN1

Compatibility includes bottom brackets, hubs, pedals, pulley wheels, suspension forks, frame joints, etc. Also suitable for BOSCH GEN 1 bottom bracket. - Material: CrMo - Balls: CrMo (HRC 61-66) - Ring material: steel - Seals: rubber/protected 2RS - Classification: ABEC 3 To select the correct bearing, choose the appropriate option through the bearing application. Link to the application page: https://www.marwi-eu.com/fi/cb.php https://www.marwi-eu.com/fi/cb.php