no 17 **Doesn't **divide by anything. 51 divides by 17
gear ratios are fractions, if you can work out fractions you're fine- in terms of skid patches.
in order to get gear inches: multiply your ratio by 26.4 for 700x23c or by 27.1 for 27x1/1/4"
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no 17 **Doesn't **divide by anything.
51 divides by 17
gear ratios are fractions, if you can work out fractions you're fine- in terms of skid patches.
in order to get gear inches:
multiply your ratio by 26.4 for 700x23c
or by 27.1 for 27x1/1/4"