I measured the width of the bottom 6 cogs of a 7-speed Shimano cassette and came up in the ballpark of 26.5mm there, too. In theory, it should be a little thicker than that, so I'll blame my measuring device.
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Originally Posted by
chandltp
There's no such thing as too far.. just lack of time
Originally Posted by noglider
People in this forum are not typical.
RUSA #7498