<<In the last 20 miles, when I had not much strength left from the heat and 30 to 40 mph headwinds, that is where I believe that the high end areodynamics made the difference between riding in the back of a truck like most. . . or, like me, riding the bike across the finish line. It certainly wasn't extra strength on my part. The bike helped me a lot.>>
This must also have that new Placebo group set I've been reading about.