they started getting thinner from 9 speed
And then stopped. There are just the two roller widths, all the other changes are in plate thickness/pin length to make the outer width narrower with each increase in sprocket count.
Indeed, you probably taught me that years ago.
@snottyotter started
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And then stopped. There are just the two roller widths, all the other changes are in plate thickness/pin length to make the outer width narrower with each increase in sprocket count.