Advanced functions for sport and fitness riders. Tiagra shares the engineering lineage of Dura-Ace & Ultegra but has its own unique identity, offering greatly enhanced feel and sleek design that backed by a new level of performance.
Two piece integrated crank arm and bottom bracket system provide increased rigidity with less weight
Shimano Hyperdrive technology allows components to work together, providing improved chain control and reliable front derailleur shifting
Spindle Interface Type: Hollowtech II
Pedal Spindle: 9/16"
Chainring BCD: 130mm
Arm Length: 175mm
Crank-FD Type: Road Double
BB Included: No
Crank Intended Use: Road
Chain Compatibility: Shimano 10,SRAM 10
Defined Color: Silver