Have you ever wondered how technology has changed the bike and bike design from a simple steel tubed design to the state of the art aerodynamic machines today?
Transcript -- Have you ever wondered how technology has changed the bike and bike design from a simple steel tubed design to the state of the art aerodynamic machines today?
Transcript -- A cyclist has to overcome forces in order to ride quickly, this film tells you all about how these forces impact a rider and their machine.