Product Description
An integral part of Shimano’s new 12-speed road lineup, the FC-R8100 crank builds upon Shimano’s legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the ULTEGRA crank is now offered in lengths from 160 to 175 mm, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanical requirements.
Product Specifications
Package Type
Individual package
Crank arm length(mm)
172.5
Chain Guard
Without CG
Gear Combination
50-34T
Recommended bottom bracket|Press-Fit
SM-BB72-41B
Recommended bottom bracket|Threaded (normal)
SM-BBR60
Compatible bottom bracket type|Square
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Compatible bottom bracket type|OCTALINK
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Compatible bottom bracket type|Outboard
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