Drivetrain System (34)

Option: 1, Crankset only (40T) 2, Crankset (40T) + BB: come with bottom bracket 3, Crankset only (44T) 4, Crankset (44T) + BB: come with bottom bracket —————————————————————————— Model: FC-MT210...

Option: 1, Crankset only(48T, Silver): 48-36-26T 2, Crankset + BB(48T, Silver): 48-36-26T, come with bottom bracket 3, Crankset only(44T, Black): 44-32-22T  4, Crankset + BB(44T, Black): 44-32-22T, come with bottom...