By Andrew Hood

Behind every great sprinter — or perhaps in front of — is a great lead-out man.

Mario Cipollini had Giovanni Lombardi, Alessandro Petacchi had Marco Velo. Mark Cavendish, who is quickly establishing himself as the man to beat in the high-speed sprints, has found his man.

Mark Renshaw, a 27-year-old Australian who joined the Columbia-HTC team this season, is the rider who delivers Cavendish to the line.