Bicycle Mechanics - Shimano FC6600 compact chainrings possible?
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03-10-09, 10:25 AM
My Bianchi came with Shimano FC6600 crank with 53/39 chainrings and I would like to change to Compact Drive. Can I just swap to 50/34 rigns or need to buy a whole compact crankset?
you need a new crankset since the bolt holes will not line up.
03-10-09, 10:58 AM
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