The Storck Aerfast.4 is a Aero-Roadbike which achieved 199 watts, making Storck the first manufacturer in the world to break the magic sound barrier of 200 watts according to measurements of GST based on the TOUR wind tunnel test (leading German Roadbike magazin). The fork has a narrow head end and the Camtail on the back of the fork both ensure minimal wind resistance and less air turbulence. The handlebar stem unit also reduces the wind resistance to a minimum.