The cannondale supersix evo hi mod dura ace brings the perfect balance of everything it takes to go fast creating the ultimate all around racing bike its unrivaled blend of light weight stiffness aerodynamics and smooth riding compliance ensures that the supersix evo will always have the winning edge on every part of the race course an asymmetric bb30a bottom bracket junction flared delta seattube and tuned ballistec hi mod carbon layup provide the supe