Originally Posted by bonzojohns1962

hello,
i am 6ft 10ins,47 year old and about 330lbs..i cycle with several fit riders over very hilly terrain and we are too competitive at times..anyhows i have my specialised armadillos at 85 psi and have struggled and been lagging behind..feels like riding with the brakes on!..now 6 weeks after last pump tyres seem a littlr deflated and riding is easier...logic suggests higher psi = less tyre on the deck=less friction etc etc but, i am finding it easier ridng lower psi ...any thoughts?
BTW which part of your foot do you taller fellas use to pedal?..i have tried the ball,arch and now finding the heel gives me a little more drive..the ball stretches my leg muscles a lot at times..
cheers
mark
plymouth
uk