Originally Posted by
windup capybara
i am also curious about 165 vs 170mm cranks - does that 5mm really make a difference?
Actually I had to go from 172.5 mm to 170 mm on my road bike based upon correct sizing and 2.5 mm made a big difference in reducing knee pain.
I read an article on Fixies that talked about 165 mm arms. Then again, maybe it was just one person's opinion.