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
| Rings | 52/36 |
| Number of Chainrings | Double |
| Drivetrain Speeds | 12 |
| Chainring BCD | 110 Shimano Asymmetric |
| Chainline/Hub Compatibility | 135/142 Road Disc Hubs > 415 mm Chainstay |
| Color | Black |
| Crank Length (mm) | 175 |
| Crank Intended Use | Road |
| Weight | 754 |
| BB Included | No |
| Pedal Spindle | 9/16″ |
| Spindle Interface Type | Shimano Hollowtech II |
| Defined Color | Black |
| keyword search | 105 |
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