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whats the difference between specific 2x10 chain rings and normal 3x10 chainrings?
Posted : 24/08/2012 10:34 pm
The granny - no difference.
The big ring on a 2x10 has different ramps/pins and tooth phase to the middle on a triple, as the 'jump' between rings is bigger, and those things are needded to aid smooth shifting.
Posted : 25/08/2012 10:19 am