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 with 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