Tools and tricks of the pro mechanics
A close-up look at the Australian's purpose-built ride
Australian's 2015 Tinkoff-Saxo team bike
Winner of the 2015 Tour Down Under
Garmin-Sharp sports scientist Robby Ketchell says he gathers up the factors in blue on the left to calculate the values in red on the right when selecting equipment for time trials.
Photo: © Jonny Irick