Originally Posted by
mgw4jc
If one of the front rings is already about the right size, couldn't you just set it to that and not shift? Or disable the front shifter? In other words, any bike could be ridden as though it was a single speed, right?
needs some kind of chain retention that doesn’t rub. The cheap 1x7 bikes have the ring sandwiched between bash guards. And the middle ring doesn’t give a low enough granny for her without a cassette change
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Genesis 49:16-17
"Well, well!" said Holmes, impatiently. "A good cyclist does not need a high road. The moor is intersected with paths and the moon is at the full."