The Hellbender bearings are built to live in the most extreme conditions, keeping you riding smoothly through rain, mud, grit or whatever the road and trail throws at you. 

• Stainless Steel bearings with advanced sealing elements.
• Compatible with 10-Series, 40-Series, 110-Series and Hellbender 70 headsets
• Standard spec on 110-Series and Hellbender 70 headsets
• Sold in set of 2

41mm - EC34, ZS44, ZS49, IS41

42mm - IS42

52mm - EC44/40, EC49, ZS56, ZS62, IS52