USB™ - Ceramic Ultra Smooth Bearings™

Fulcrum® has a long-standing reputation for the extremely high performance of its hubs in terms of smoothness and reliability.
In fact, all the projects are entirely developed in our R&D department and we have put obsessive care into taking care of every detail.
The hubs with USB™ ceramic bearings (Ultra Smooth Bearings) further enhance the triathlon and road bike wheels’ smoothness and reduce weight and the need for maintenance.

road offroad
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50% smoother

Comparative tests have shown that USB™ bearings are 50% smoother than standard bearings.
Now improving your performance during the race or simply going for a ride with your friends will be easier.