tester would know the answer.
I would know where to find it, and I told you all only a few days ago
Thanks @landslide and @mdcc_tester
This Shimano page is dreamy.
I was confused because of my last attempt to pair 10 speed Tiagra 4600 & 4700.
EDIT - That Shimano Compatibility Chart should be pinned to the top of the technical page
@Vince started
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I would know where to find it, and I told you all only a few days ago