i am going to purchase a new XTR FD-M960 and am not sure what clamp size i need 31.8mm or 34.9mm, what do i need to measure to find out ? i tried to measure where my Alivio FD is but i didn't come up with either one of them measurments. sry im such a newbie.
Mtbr's 2016 Winter Biking GearReviews and Roundups
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Thread: front derailleur clamp size