I want to use bar-end shifters instead of downtube shifters on my '85 Koga Miyata Traveller, but I don't know if it can be done easily.
I believe all components are original, because the derailleurs are:
I guess, I need friction shifters, because it's easier, right? If it's also possible to use indexed shifters, which would you suggest?
For example, would they work: https://vintagenosbicycleparts.com/suntour-bar-end-shifters-accushift-plus-7-speed-barcon-nos/ ?
Any hints/suggestions are much appreciated.