√70以上 shimano bb 110610-Shimano bb-mt500-pa
Shimano Hollowtech 2 BBs are available in five different widths 68mm, 70mm, 73mm, mm, and 865mm, so choose the one that matches the width of your frame At this point, your choices will be quite limited Weight, Color, and Grade are the Final Deciding FactorsShimano Hollowtech II Bottom Bracket Fitting Guide This guide is for a road bike 68mm shimano bottom bracketIf you find the videos helpful and would like to Shimano bb-mt500-pa