What difference in stem size does swapping from drops to risers have, if any? Can it even be simplified like that?
No difference whatsoever. You can have a 12cm stem with drops, and then go to a 50cm stem with risers and it will have zero effect. This is because
ryzrs = orsum
@dancing james started
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What difference in stem size does swapping from drops to risers have, if any? Can it even be simplified like that?