Description
An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability.
The newly designed crank arms offer an optimized balance between lightweight and efficiency. The crank, formed with hollow aluminum technology, is anodized with a beautiful gloss black anodized finish, giving it a luxurious look. The resin ribs on the back of the chainrings are SHIMANO 105’s unique structural design that achieves both thorough weight reduction and crisp shifting performance.
FEATURES
- Optimal balance of stiffness, strength, weight and rotational performance
- HOLLOWTECH II structure cuts weight yet maintains strength for better power transfer
- Crank arm length: 172.5 mm
- Gear combination: 52-36T
- Q-factor: 148 mm
- Weight: Approx 754grams
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