Thread: Dura Ace 9100 max cassette sprocket size?
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Old 11-15-2019, 05:42 AM
NHAero NHAero is offline
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Join Date: Dec 2008
Posts: 9,639
I run the Ultegra 11-34, modified to a 12-34, with 9100 shifters and RD on my Firefly. Works fine without funky B screw setting.
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