Technical Documents
Features
- Wide link design
- HyperDrive compatible
- DUAL SIS front index shifting
- Use with SL-R770
Specifications
| Model Number | FD-R770 |
| Series | Flat Handlebar |
| Cassette Compatibility | 10-speed |
| Top Gear Teeth | 50-56T |
| Maximum Capacity | 16T |
| Link Bushing | - |
| Spring Cover | yes |
| Chain Stay Angle | 61-66 |
| Mounting | band/brazed-on |
| Chain Line | 43.5mm |
| Band Mount | 28.6/31.8/34.9mm |
| Band Material | aluminum/clear coated |
| Outer Link | aluminum/clear coated |
| Inner Link | aluminum/clear coated |
| Chain Guide | steel/chrome plated |
| Average Weight | 109g (FD-R770-B) |