They make mountain bikes out of that , don't they. So it's really light as well.
Curious. Um , I don't know if you'd be able to off the top of your head or not , the single curved and double curved , would you be able to give an example ?
Um.  T yeah.
Um could you maybe draw something ? I you don't doesn't have to be perfect , it's just 'cause I'm not quite sure if I understand the difference between the two.