In the box:

No need to take every day

The chrome hardened pin construction provides longer chain life

or electric bike

back to the ride

Shimano ULTEGRA-R8000 Hollowtech-II 175mm 2-Speed 34-50T Crankset giant In the box:The all new SHIMANO ULTEGRA R8000 series crank features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames. It is available with 53 39, 52 36, 50 34, and 46 36T chainrings and 165, 170, 172. 5, and 175mm crank arm lengths. Lightweight crankarm design optimized for power transfer efficiency Minimal weight without sacrificing stiffness HOLLOWTECH II Rider tuned gear performance through