Like all components in the new Tiagra range the rear derailleurs have also seen some minor changes. The derailleur gets smoothed over a little bit and again add the longer lever of the more expensive groups with the cable bolt moved past the p-knuckle pivot.
The alloy body and outer link leads to lower weight without compromising strength and durability and two fluorine-coated link pin bushings offer low-friction performance. The light shift action is complemented by large 11 tooth pulleys which reduce pulley wear and chain noise.
Model Numbers: RD-4700-SS (Short) / RD-4700-GS (Long)
Cassette Compatibility: 10 Speed
Maximum Sprocket: 30T / 15T (Short) 14T (Long)
Minimum Sprocket: 25T / 11T (Short) 11T (Long)
Maximum Front Difference: 16T ( Short) / 22T (Long)
Total Capacity: 34T (Short) / 39T (Long)
Free P&P within UK mainland