R600DuraAce has many very scientific racing tools at hs disposal. Even though we here about all the doping charges in the higher classes of racing. The CentralPark Racing Association Peleton (C.R.A.P.) has no such rules so R600 employs the device known simply as the wattage dial. The dial shown below is miniaturized and takes the place of your stem cap. Depending on how bad you want to drop your make believe competition is how much you turn the dial. Felling froggy....dial it up