Ultegra FC-R8100 12-Speed Crankset - 50/34T
Tech Specs
Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.
BrandShimano
Best UseRoad Cycling
Material(s)Steel, Aluminum
Weight700 g
Crankarm Length17.0 × 17.0 cm
Q Factor148
Bottom Bracket CompatibilityShimano Hollowtech II
Bolt Circle Diameter11.0 cm
Chainring Sizes50/34T
Included ComponentsChainring
Number of Chainrings2
Spindle Diameter2.4 cm
Crankarm MaterialAluminum
Description
The Shimano Ultegra FC-R8100 12-Speed crankset with 50/34T chainrings cuts down on weight while maintaining the front-shifting precision and transmission efficiency Shimano riders know and love.
Features
- Optimal balance of stiffness, strength, weight and rotational performance
- HollowGlide structure minimizes weight while maintaining strength for better power transfer and quicker, more precise front shifting