- Offering pro-level features, the 10-speed compatible Tiagra rear derailleur gives high performance at a low price
- Wide link design increases rigidity and service life
- Advanced light action for low-friction shifting up or down the block
- Alloy body's and outer link leads to lower weight without compromising strength and durability
- 11-tooth pulleys for reduced pulley wear and chain noise
- Two fluorine-coated link pin bushings for low-friction performance
- For double chainsets with 28 tooth max cassette
- Compatible with 4700 10-speed double road drive systems only