Location:
Cogolin, France
My feature:
More Videos by Tribesportgroup
Bike Set Up
You need to upgrade your Flash Player
Click here to install it
Click here to install it
Bike Setup
[Reply]
He uses an elliptical chainring because it allows the best power transfer with the lest effort by minimising the dead spot in the pedal stroke and making the power transfer to the rear wheel smoother.
For Fabien, the slightly oval chainring is to help him with a knee injury he developed after breaking his leg in 2009, it prevents hotspots from developing in his affected muscle areas.

