Originally Posted by
BigChief
The way I figure it, I'd have a better chance of success with only two, but who knows? I guess I'd have lots of problems to deal with and that's what is appealing to me. Most of my projects last me a week or less. Here I'd have to modify a derailleur to work with a 1/8" chain, route a cable, do some cold setting to center the wheel and set a chain line, decide on cogs and come up with some sort of roadsterish method of shifting. How about a TT mounted quadrant? It might be a better project than the light weight roadster project I never got around to.
Those guys in Owen Sound have an NOS Cyclo derailleur that you might like..
https://www.hoopriderparts.com/produ...leur%20-%20nos
I imagine most derailleurs could be set to limit their travel over 2 or 3 cogs.