ASIN:B000YBEJ5C See Shimano FC-M770 XT 9-Speed Crankset, 165mm 44/32/22T Details
Product Description
When it comes to efficiency, durability and overall finish quality, Dura-Ace 7900 hubs are the gold standard. Unlike many competing hubs, they use precision loose ball bearings protected by specially designed labyrinth seals, resulting in significantly less rolling resistance at all speeds. Tool free bearing adjustment and a new, more rigid body allow for exceptionally low rolling resistance even when the quick release is tightly closed. Adding to the durability is the titanium free hub body, which is vastly more resistant to notching and wear than an aluminum free hub and drastically lighter than a steel free hub. If you ride a lot of miles and speed matters, this hub is for you.
- 44 tooth outer ring, 32 tooth middle ring, 22 tooth inner ring
- Hollow forged crank arms are stiff and light
- Composite middle ring for extra durability and smoother shifting
- Includes bottom bracket
- Compatible with 9 speed chain
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