Originally Posted by
datlas
Agree. But it won't prevent this thread from dragging on. It may even come back in 10 years as a zombie!
#41
"I'm building a C&V bike with a carbon fiber frame and first-generation 105 Di2, but the only 12 speed cassette I can find is 11-34. Can I fit a 48t cog to go with my 20t small ring? Will the derailleur work? And can I use my 15 speed chain with it?"
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