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Features shimano bielas 12v fc-r7100 52-36t 172.5mm
SHIMANO 105 HOLLOWTECH II 2x12-speed crankset, an attractive aluminum crankset with hollow arms for greater lightness, rigidity and durability.
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 back of the chainrings are a unique structural design of SHIMANO 105 that achieves both weight reduction and excellent shifting performance.Features:
- Optimal balance of stiffness, strength, weight and rotational performance.
- The HOLLOWTECH II structure reduces weight, but maintains strength for better power transfer.
- Recommended bottom bracket: SM-BB60
- Crank length: 172.5 mm.
- Gear combination: 52-36T.
- Rear speeds: 12.
- Q-factor: 148 mm.
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