Shimano Ultegra FC-R8100 2x12-Speed Crankset

Special order. Contact Mad Duck Cyclery for supplier availability and estimated delivery.

Hollow aluminum HOLLOWTECH II crank arms and HOLLOWGLIDE chainrings for Shimano 2x12-speed road drivetrains. Choose crank length and chainring combination. Uses a 24mm spindle; a compatible bottom bracket is sold separately.

Manufacturer images are representative; selected size, side, or gearing may differ visually.

Shimano specifications