1
vote
1answer
247 views

Wheel performance in cross wind

I'm looking to buy a pair of Mavic Cosmic Carbone SLE or Mavic Ksyrium SLR. The Cosmic's are 50mm height, Ksyrium 25mm. I'll only be using the wheel for racing. How do they perform in cross wind. ...
5
votes
5answers
314 views

What subtle factors affect performance in unsubtle ways?

As a non-professional biker who commutes on a bike daily I've been noticing that some factors that I didn't think would make much difference in how fast I go or how quickly I get tired have a much ...