- No outer trim necessary on the front top chainring
- Optimum spring tension
The front derailleur has improved efficiency by using a stiffer and solid wide link design.
Features
Specifications
| Model Number | FD-7900-F |
| Series | DURA-ACE |
| Cassette Compatibility | |
| Top Gear Teeth | 50-56T |
| Maximum Capacity | 16T |
| Link Bushing | upper & lower AB-pins |
| Spring Cover | - |
| Chain Stay Angle | 61-66 |
| Mounting | Brazed-On |
| Chain Line | 43.5mm |
| Band Mount | - |
| Band Material | - |
| Outer Link | forged aluminum/anodized |
| Inner Link | forged aluminum/anodized |
| Chain Guide | aluminum/nickel plated |
| Average Weight | 67g |