Bicycle front derailleur
(52/42/30T)
Model :
FD-R439 9Speed
| Model No. | FD-R439-F | FD-R439-B |
| Chain Ring | Triple | |
| Cassette Compatibility | 9 Speed | |
| Gear Teeth | 52T-42T-30T | |
| Capacity | 22T | |
| Route Type | Down Pull | |
| Chainstay Angle | 63-66 | |
| Mount Type | Brazed-on | Band |
| Chain Line | 45.0 mm | |
| Band Diameter | - | Φ31.8 / Φ28.6 (1) |
| Front Clamp Band | Aluminum cold forged | |
| Rear Clamp Band | Aluminum cold forged | |
| Outer Link | Aluminum cold forged | |
| Inner Link | Aluminum cold forged | |
| Chain Guide | Steel C.P. | |
| Weight | 103g | 113g |
| Remarks | (1) -Clamp spacer (SM-R28) allow the derailleur to be Φ28.6mm frame tube. Without ring spacer the derailleur mounts to Φ31.8mm frame tube. | |
