Mavic cxr ultimate 80 tubular road front wheelthe first tubular wts that flows as a single unit for time trial triathlon and flat races the first tubular wheel tyre system featuring the cx01 blades to unify the system and cheat the wind these wheels have been tested in the worlds most famous wind tunnels to provide an advantage of increased time and watts in all conditions features cx01mavic cx01 technology delivers an integrated wheel tyre system that smoothes airflow around the tyre an