Shimano 105 FC-R7100 Crankset - 165mm, 12-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black

The Shimano 105 FC-R7100 crankset offers an optimized balance between lightweight and efficiency without sacrificing stiffness. The crank is formed with hollow aluminum technology and finished with a durable gloss black anodized. The resin ribs on the back of the chainrings are Shimano 105's unique structural design that achieves both through weight reduction and crisp shifting performance.
Optimal balance of stiffness, strength, weight and rotational performance
HOLLOWGLIDE structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting
Hollow arms for lightweight, rigidity, and durability
44.5mm chainline
148mm Q-factor
Compatible with HG 12-speed chain