I use a short cage 6800 for 33/32 ( the 33T us on a std 5 arm 110bcd) and it works perfectly fine, including the 50-32 big/big. 5800/6800 GS also works with the later 7000/8000 mechanical 11 speed STIs
I just learnt there exists 33t 4 bolt 110bcd. Would give that a go first actually. Thanks for the advice!
@coffeekeyboard started
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I use a short cage 6800 for 33/32 ( the 33T us on a std 5 arm 110bcd) and it works perfectly fine, including the 50-32 big/big.
5800/6800 GS also works with the later 7000/8000 mechanical 11 speed STIs