>>1546365Why is IGH+open chain a thing? Either enclosed or belt, otherwise it's just worst of both worlds.
>>1546375Hub is just one extra screw to loosen the shifter, then it's just same procedure as any singlespeed.
Drum is stupid though. Why has nobody made a drum to disc brake conversion plate yet? It can't be too hard, just a chunk of metal and you can stick it into any walmart mtb frame with usually unused disc mount and actually have brakes.