The mavic cxr range is the fastest that mavic produce used by race teams and triathletes such as garmin cervlo and tim o donnel the cxr 80 are a hyperaero wheelset mavic have used race proven cx01 technology which smoothes air flow around the tyre and improvelaminar airflow atevery angle the integrated wheel tyre system cheats the wind visible impactful and respected by the worlds most famous wind tunnels saving time and watts in all conditions the wheel tyre system with the lowest dr