产品规格
| 型号 | FD-R3030-B |
|---|---|
| 系列 | SHIMANO SORA R3000 Series |
| Color | Series color, - |
| Action_Down Swing | X |
| Angled clamp band design | X |
| Applicable Top-Mid tooth difference | 11T |
| Chain line (mm) | 45 |
| Chain stay angle | 63-66 |
| Mount_Clamp Band_28.6mm | X (Adapter) |
| Mount_Clamp Band_31.8mm | X (Adapter) |
| Mount_Clamp Band_34.9mm | X |
| Speeds_Front | 3 |
| Speeds_Rear | 9 |
| Top gear teeth | 50T |
| Total capacity | 20T |