Are you advocating for bottom feed here?
yes, bottom feed, slack on the top)
I think so, and just a transposed word.
If advocating for bottom feed, I think you are correct that the slack chain
management is easier, but it not much harder to place the pulleys on a top
feed system out at the same z-height as the sprockets to prevent the torquing
that happens if they are left to be pulled vertically.
even if you do that, there is a lot of chain that bowes back, and as the bungee
gets loose, everything swings back.
We talked about adding wings like you have when we were designing the new frame,
but ended up deciding that it was easier to have the slack across the top.
in your shop, it’s hard to get a side view of the chain to see how much it’s