Shimano Ultegra FC-R8100 Crankset - 170mm | 52/36t Road Bikes making it infinitely expandable as

making it infinitely expandable as your riding setup evolves

The R55C4 is Shimano's current-generation road brake formulation

The RideWrap Covered Hardtail MTB Frame Protection Kit - Gloss provides comprehensive coverage across all high-risk zones of a hardtail mountain bike frame

The Black/Brown sidewall colorway brings an aesthetic nod to classic cycling culture without compromising performance

Built on a 120TPI nylon casing for the balance of compliance and durability that extended gravel use demands

Shimano Ultegra FC-R8100 Crankset - 170mm | 52/36t Road Bikes making it infinitely expandable asIs the Shimano Ultegra FC R8100 170mm the Right Crankset for You? The Shimano Ultegra FC R8100 is the 12 speed road crankset that brings Dura Ace level shifting refinement to a broader range of cyclists, built on Hollowtech II with hollow forged crank arms that Shimano engineers for the optimal balance of stiffness, weight, and rotational performance. The outer chainring uses a Hollowglide hollow structure that cuts weight while maintaining rigidity