The cannondale f si hi mod 1 hardtail mountain bike 2017 is quite like no other designed to let you out kick them on the climbs and out rip them on the descents this ultralight hardtail rocket is your ticket to the top of the podium outfront steering geometry gives the best of both worlds slack and stable on hectic descents yet quick and nimble everywhere else proprietary ai offset drivetrain delivers super short chainstays for climb winning traction and agile handling without sacrificing