SHIMANO SG-S7051-11
Бестселлер
- Артикул:
- 116078379
27 287 ₽
Характеристики
Вес и размеры
- Размер
- 187 mm
Дизайн
- Цвет
- Серебристый
Прочие свойства
- Бренд
- Shimano
Описание
The Shimano Alfine S7051-8 Hub Offers A Wide 307% Gear Range Actuated By Shimano Di2 Electronic Shifting And An Improved Internal Structure For Better Gear Engagement. It Is Approved For E-Bike And Non E-Bike Use And Is Available In Black And Silver.
Features:
- Higher shifting performance even under high chain tension induced by E-bike motors
- Improvement is suitable for both E-bike and non E-bike use
Specifications:
- Average weight: 1670
- Bike Type_Mount Type: CENTER LOCK disc brake
- Speeds: 8
- Gear ratio_Total: 307%
- Gear ratio_1: 0.527
- Gear ratio_2: 0.644
- Gear ratio_3: 0.748
- Gear ratio_4: 0.851
- Gear ratio_5: 1
- Gear ratio_6: 1.223
- Gear ratio_7: 1.419
- Gear ratio_8: 1.615
- Shifting power modulator: yes
- Spoke hole_32H: yes
- Spoke hole_36H: yes
- Axle length (mm)_187: yes
- Shifting Structure: DI2
- Driving efficiency: High
- Flange diameter (mm): 104.3
- Flange width (mm)_Left: 3.2
- Flange width (mm)_Right: 3.2
- Gear change support mechanism: yes
- O.L.D. (mm): 135
- Offset (mm): 3.15
- P.C.D. (mm): 92.6
- Silent clutch: yes
- Spoke size: #13/#14
- Flange distance (mm): 57.3
Technology:
Center Lock:
- The center lock system makes an easy rotor installation possible with spline mount and a lock ring. the lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. in addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.
Power Modulator:
- As for the front roller brake, the braking POWER MODULATOR system is built in the hub side to ease sudden lever power input for easy and stable braking control.
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