Originally Posted by
fietsbob
I run a Campag 'race' triple 135 bcd big rings 50, 40.. 74bcd granny I put a 24 on it .
Square taper BB on those..
You can't make tooth count smaller than bcd, TA gets closer than anyone ..
33t -110, 41t -144, as examples..
STI stuff has preset throws expects early chain pickup..
uhhhhhhhhhhhhhhhhhhh -- I have no idea what all that means; bcd? 'Square taper BB? TA? STI? "preset throws expects early chain pickup" **********??!!
I'm not a racer nor do I plan to be at age 56; I'm just shooting for a little more low end torque to climb hills without having to spend half the cost of the bike.