Sirrus X 2.0 water bottle A reliable dropper seat post

A reliable dropper seat post with a 3-key chassis design that minimises shaft play for a post that provides smooth and consistent travel adjustment

you can set KICKR CLIMB indoor gradient simulator to lock or unlock mode

Mounting Strap

Frame - FACT 11m Carbon w/ Carbon Link

BOLT makes getting where you need to go easier than ever with intuitive navigation that feels as familiar as your smartphone

Sirrus X 2.0 water bottle A reliable dropper seat postOffering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X excels on pavement, dirt, and any terrain in between. SMOOTH; COMFORTABLE, AND EFFICIENT: Sirrus X provides the smoothest ride in its class. With bigger, confidence inspiring tires, a slightly more upright riding position, and a super intuitive one by drivetrain. RIDER FIRST ENGINEERED: Like all Specialized performance bikes, the geometry of each frame is