Hollowtech II crank and bottom bracket combines race-proven hollow forging technology with the integrated crankset & bottom bracket. Weight is reduced while rigidity & power transfer is radically increased. In addition to Hollowtech II integrated design; the crank arms are hollow which provide amazing strength and rigidity at a light weight. Finally, SG-X chainrings enable super smooth front shifting. Special tooth profiles, pick-up spikes and ramps help make the front derailleur shifts quiet, easy and trouble free for you the rider.
Specifications & Identifiers
Bolt Pattern
5-Bolt
Bottom Bracket Inc.
No
Chain Compatibility
Shimano/SRAM 10
Chain Ring BCD (mm)
130
Color
Silver
Front Derailleur Type
Road Double
Pedal Spindle
9/16"
Rings
39-53
Spindle Interface Type
Shimano Hollowtech II
Tree Fort ID:
333222337725
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