Guarnitura Shimano Ultegra FC-R8100 2x12v mini pompa By positioning magnets and electromagnets

By positioning magnets and electromagnets around a rotating aluminum disc

Shimano single-speed 1v

- Use: MTB

and stain-resistant fabric coating for increased durability

Guarnitura Shimano Ultegra FC-R8100 2x12v mini pompa By positioning magnets and electromagnetsThe new ULTEGRA FC R8100 crankset offers the same fast and precise shifting and efficient power transfer that Shimano riders love, but with even more crank length options. With lengths from 160 to 175 mm, ULTEGRA cranks now also cater to smaller riders, triathletes, and those wanting to try shorter cranks. An integral part of Shimano's new 12 speed road line, the FC8100 crankset is based on the legendary efficiency of Shimano's shifting and