Originally Posted by
fietsbob
It's a Blind guess on a text site .. use the data you can find and make a Full sized cardboard replica?
I built a 58 with a 60 top tube , the center of gravity, wheel further from it, makes it's general handling feel lighter, steering,
now I have a Porteur rack on it so the load takes care of that..
My 50cm favorit frame does not have about 52cm but 59cm top tube. Maybe this frame can not use general road fitting caculator.