Shimano Ultegra FC-R8100 Crankset - 165mm | 52/36t Bearings It rinses completely clean with

It rinses completely clean with no residue or film

field-proven design that has earned its reputation one rainy ride at a time

Like all Wheels Manufacturing derailleur hangers

and the pack ships with a high-capacity hydration bladder ready to fill and ride

The redesigned hood profile -- shaped with input from professional riders -- raises the peak for improved grip and comfort across long rides

Shimano Ultegra FC-R8100 Crankset - 165mm | 52/36t Bearings It rinses completely clean withWho Should Choose the Shimano Ultegra FC R8100 165mm Crankset? The Shimano Ultegra FC R8100 in 165mm arm length is the same 12 speed road crankset built on Hollowtech II with hollow forged crank arms and a Hollowglide outer chainring the key difference is the shorter 165mm arm length that Shimano introduced for the R8100 generation to serve smaller riders, triathletes, and cyclists who have moved to shorter cranks for biomechanical or comfort reasons.