Oval chain rings again.

I guess oval chain rings are a load of nonsense and don’t really work. I have some Rotor Q-Rings.

Froome Used this in his 2015 TdF victory.

http://cdn.mos.bikeradar.imdserve.com/images/news/2015/07/10/1436523606273-xzs6zx1dsaig-700-80.jpg

Wiggins used these for gold at the Olympic TT

Must be a placebo effect?

 

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