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Are these compatible?
#1
a sl-tx30 index shifter and sis derailuer... both shimano. don't want to go spending money for something that wouldn't work from the get go
thanks
CJ=cyclist junior NOT my name
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#2
Hi CJ. SIS stands for Shimano Index System so, yes, your SIS drlr will work as intended with the Top Mount TX30 shifters.

Rob
Wheelies don't pop themselves. (from a QBP fortune cookie)
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