Originally Posted by
maddog34
and the amount of motion at the derailleur changes when the Pull Ratio changes
Shimano compatible Road Front ders have a shorter lever outboard of the cage's arm pivot point, compared to Shimano compatible MTB ders... .
I pretty much deduced this much, but why are there two systems? Which came first? What is the history?
Last edited by ScottCommutes; 07-05-25 at 07:42 AM.