Originally Posted by
Duragrouch
Y'know, I heard the Zee mentioned in this regard, but hadn't seen it. In the video, that looks amazing. But I can't yet see why it accomplishes such a feat with ease; The linkage looks completely conventional. However, I think what is typically the "B-screw adjustment", is I think now dynamic in movement, to take up more slack. Yes? Or is that an additional link that didn't even exist before?
This is what the
Shimano Zee RD-M640-SS part looks like. I should mention that I have been using the Zee RD since 2016. In fact, I am still using that same Zee RD today, almost eight years later. At $60, it ain't cheap, though.
