Aluminum body

and suitable for internal cable routing

Max Fan Speed: 30 mph/48 kph

10-speed compatible Tiagra front derailleur delivers pro features to sport-level road riders

Sram PC-870 8-Speed Chain Silver pickuponly Aluminum bodyExtremely strong. Incredibly precise. SRAM's PowerChain II increases front and load shifting performance without sacrificing rear shifting precision. The Step2 riveting process increases the Push Pin Power for increased strength and durability. An equally smooth operator on city bike paths and country trails PowerLink "no weak link" technology lets you insert, press, and lock to join links. No tools needed