Originally Posted by
CABELLOJO
What would happen if I leave my 10-speed cassette on this build, for now?
Shifters are only 9 speed.
Won't work. The 10 cogs take up the same space as 9 cogs, so they're spaced differently. 3.95mm vs 4.34. So if your chain is lined up correctly on the smallest cog, you'll be way off by mid cassette.
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