Compatatble?

cab3086
cab3086 Posts: 35
edited February 2013 in Workshop
Just had my 9 sp tiagra double front mech break the front/top cross member (small metal strip at the top/front of the cage ). as these mechs are hard to come by, will a new 10 speed double mech work with the 9 speed tiagra sti and system that is fitted on the bike?

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