Description
The Shimano 105 FC-R7100 12-speed 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 anodized aluminum arms for lightweight, rigidity, and durability
44.5mm chainline
148mm Q-factor
Compatible with HG 12-speed chain
Crank Intended Use: Road
Number of Chainrings: Double
Chainline/Hub Compatibility: 135/142 Road Disc Hubs > 415 mm Chainstay
Spindle Interface Type: Shimano Hollowtech II
Chainring Bolt Circle Diameter: 110mm Shimano Asymmetric
Pedal Spindle: 9/16″
Rings: choose; 50/34, or 52/36
Drivetrain Speeds: 12
BB Included: No (sold separately)
Weight: 754g.
Color: Black
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