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| Shimano Dura-Ace Hollowtech ll Crankset |
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| Details |
FC-7900
This aerodynamically designed crankset combines new engineering features together with remarkable weight saving, High rigidity for optimal power transfer.
53-42T, 54-42T, 52-39T, 55-42T, 53-39T, 56-44T. |
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| Product Description |
Thin-walled crank
Hollow chainring
Wider gear choice
New teeth design |
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