Originally Posted by
Marcus_Ti
Similarly...there's also 2 versions of Hollowtech cranks.....one that used Octalink BBs IIRC, and the other one everyone knows todays as their spindle-crank
Actually 3 as there is also HT I which has hollow arms and square taper.
https://www.vitalmtb.com/product/gui...kset-M510,9589