Dura Ace Di2 9170 and Ultegra Di2 8070 mix?

Discuss light weight issues concerning road bikes & parts.
Posts: 127
Joined: Sun Sep 17, 2006 9:09 pm
Location: Canada

by MoreRideTime

@RussellS, Shimano is offering an 11-34 cassette to work with the 8050 GS long-cage derailleur. FYI, this cassette is designed to fit onto 10-speed freehubs and comes with a spacer for it to fit on the 11-speed freehubs.

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