How many people need to shim to do this and how many don't?
I really want to buy a medium 2012 Blur XCc and put my 650b wheels on it. I've been scanning the forums for hours but haven't found a true consensus as to why some need to shim and some don't.
Mtbr's 2016 Winter Biking GearReviews and Roundups
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Thread: 2012 Blur XC Carbon conversion