The mavic cxr ultimate wheels feature an outstanding full carbon rim profile of 80mm the rims feature their cx01 wheel technology which delivers an integrated wheel tyre system that smooths air flow around the tubs and wheel and improves laminar air flow at every yaw angle rim profile the perfect choice if wanting total aerodynamic supremacy against your competitors or just wanting to go as fast as possible wheel technology these cxr ultimate wheels offer exceptional aerodynamics and perform