It will work from 8 to 10 speed, less than that required the use of spacer (7 speed for example is pretty much the same spacing as 8 speed cassette with one less cog).
@edscoble started
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It will work from 8 to 10 speed, less than that required the use of spacer (7 speed for example is pretty much the same spacing as 8 speed cassette with one less cog).