Originally Posted by
thook
I'd read 30 somewhere. I think it was the shimano PDF
Where'd you come up with the cassette gears used? I counted 12-28 from the photo
I found the 28 on a forum post somewhere, so easily could be wrong. The cassette values came from the specs page in the 1991 Bridgestone catalog for the MB-2, which had the short cage XT rear DR.