Originally Posted by John E
1) TRUE. It is also true that cassettes are mechanically superior to freewheels, for various reasons. However, rear shifter indexing is not always superior to friction, and I argue strongly that front shifter indexing is undesirable, because of the loss of control over cage trimming.
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Current road STI has front trim,and I even have some MTB stuff that does.I find trim to be less an issue than alot of people like to make of it.