SHIMANO CRANKSET 12 SPEED BLACK FC-R7100 50/34T 172.5MM ST

Aluminum construction with hollow crank arms to maximize lightness, stiffness and durability.
Perfect balance between lightness and efficiency, elegant glossy black finish that gives it a high-end aesthetic Resin ribs on the back of the chainrings characterize the design SHIMANO 105 exclusive structural design that offers low weight.

- Optimal balance between stiffness, strength, weight and rotational efficiency
- HOLLOWTECH II structure reduces weight while maintaining strength, for better power transfer
- Bolt circle 110mm
- Axle 24mm
- Q factor: 148mm
- Chain line: 44.5mm
- Weight 755gr