Originally Posted by
cnguyen0320
I have a flip flop so I think I may want to run two different sized cogs. Would it be better to go with a 16 and 18 combo or a 17 and 18 combo? Also, right now I'm really mashing; averaging 65 rpm (maybe 70 on flat terrain) and am looking to try to get up to 80ish rpm so if that makes a difference... I also assume I would have to get a longer chain as well?
you wanna be averaging in the 80-100 rpm range, thats the sweet spot
get that 16 outta there and get an 18t, maybe 17t