A benchmark in reliability, Ultegra hubs have revised seals for smooth running and even greater durability.
Adjust by the digital hub adjustment system and the reduced axial forces of the quick release, the maintenance is simple, high quality ball bearings for long life.
Over locknut: 100 mm
Axle length: 108 mm
High precision bearings
Cup and cone for easy maintenance and best performance
Spoke Holes: 32H, 36H
Art. Nr. EHB6800A , EHB6800B