- Internal geared Hub for Di2 electronic specification
- Wider gear ratio with more lighter weight
- Gear ratio: 409% (8-speed: 306%)
- Silent clutch
- Gear Change Support mechanism
- Longer durability by oil lubricant
- Weight: 1,665g (SG-S705) 1,680g (SG-S505)
- Color options: Piano black, Silver
PRODUCT SPECIFICATIONS
| MODEL NO | SG-S505 |
|---|---|
| SERIES | ALFINE S7050/S705 Series |
| Color | Silver | Black |
| Average weight | 1680g |
| Brake type_Mount Type | Center Lock Type |
|---|---|
| Brake type_Recommended Model | BR-S700 |
| Speeds | 8 |
| Gear ratio_Total | 307 |
| Gear ratio_1 | 527 |
| Gear ratio_2 | 644 |
| Gear ratio_3 | 748 |
| Gear ratio_4 | 851 |
| Gear ratio_5 | 1 |
| Gear ratio_6 | 1223 |
| Gear ratio_7 | 1419 |
| Gear ratio_8 | 1615 |
| Shifting power modulator | ✔ |
| Spoke hole_32H | ✔ |
| Spoke hole_36H | ✔ |
| Axle length (mm)_187 | ✔ |
| Bike Type | Comfort |
| Axle Length | 187mm |
| Driving efficiency | HIGH |
| Flange diameter (mm) | 1043 | 1043 |
| Flange width (mm)_Left | 32 |
| Flange width (mm)_Right | 32 |
| Gear change support mechanism | ✔ |
| O.L.D. (mm) | 135 | 135 |
| Offset (mm) | 315 | 315 |
| Silent clutch | ✔ |
| Spoke Hole | 32H | 36H |
SERIES LINE-UP
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Hub Dynamo SHIMANO Hub Dynamo 3.0 W for CENTER LOCK Disc Brake (15 mm E-THRU)
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Shifting Switch (DI2 spec.) SHIMANO ALFINE DI2 Shift Switch
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Hub Dynamo SHIMANO Hub Dynamo 3.0W for CENTER LOCK Disc Brake E-THRU
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Hub Dynamo SHIMANO Hub Dynamo for 3.0W CENTER LOCK Disc Brake
REPLACEMENT PARTS
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Tools Right hand cone removal tool
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Tools Right hand cone installation tool
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Tools Right hand dust cap A installation tool
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Tools Left hand inner dust cap installation tool
