Ultegra wheels offer proven technology based on the top of the range Dura-Ace models.
UST Tubeless and tubed tyre compatible rim
Built with 20 stainless steel bladed and butted spokes
The rear wheel uses a special wide flange hub design and an asymmetrical rim that results in additional stiffness and stability
Labyrinth and contact sealing - low-friction seals effectively shut out water, mud and dirt without affecting rotational smoothness
Quick and easy to maintain digital click bearing adjustment
The Hub uses angular contact bearings designed to cradle the balls giving both radial and lateral support for superior strength and durability in real world riding conditions. They also offer precision bearing adjustment and easy maintenance
Super polished ball races for high precision, durability, and smooth rotation