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Features shimano bielas 12v 50-34t 172.5mm
Newly designed cranks offer an optimized balance between light weight and efficiency. The connecting rod, formed using hollow aluminum technology, is anodized with a beautiful glossy black anodized finish, giving it a luxurious look. The resin reinforcements on the rear of the chainrings are a unique SHIMANO 105 structural design that achieves both reduced weight and excellent shifting performance.
Features:- Optimal balance of stiffness, strength, weight and rotational performance.
- HOLLOWTECH structure II reduces weight but maintains strength for better power transfer
- Crank Length: 172.5mm
- Gear Combination: 50-34T
- Q -factor: 148mm
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