Originally Posted by
noisebeam
Huh? Maintaining 20mph on a mtb for several and more miles solo or tens of miles with a group on flat ground with minimal wind is not hard at all. Nothing like the speeds, sustained power, bursts of power, etc. required even for amateur racing.
With 2" knobbies? Nope, I'm not buying it. It is either exagerrating or flat out one-upsmanship.