CFD Particle study showing harmonic shedding of airflow. This phenomenon is perceived by the rider as ‘buffeting’ was critical to solving the stability and handling aero wheels during the Firecrest development. 808 Firecrest Tubular 808 Firecrest Carbon Clincher 808 Clincher with hybrid- toroidal profile Traditional “V” Shape P h o t o : G r a h a m W a t s o n