Road Bike Crankset 155/160/165/170mm Crank 46-30/48-32T Double Chainring with BB

Chainring:46-30/48-32/50-34/52-36/53-39T. Support the width of the bottom axis: 95-98mm、. 89.5/92mm press-in bottom bracket. Span Q: 153mm. Product introduction.

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