Shimano Ultegra FC-R8100 Crankset - 160mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK Model-SID The Shimano RC-R345-L road crankset

The Shimano RC-R345-L road crankset is crafted with aluminum crank arms and features smooth shifting Hyperdrive SG-X chainrings

direct and external

KEY FEATURES:

SPC+ Chargers and Cables

Pin sizing works with any pedals that can utilize: M4x0

Shimano Ultegra FC-R8100 Crankset - 160mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK Model-SID The Shimano RC-R345-L road cranksetAn integral part of the Shimano Ultegra 12 speed road lineup the FC R8100 crankset 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 a wide variety of lengths bringing performance and improved fit for smaller riders triathletes and riders with specific biomechanic requirements. Optimal balance of stiffness strength weight and rotational