Superlight super stiff and now with improved aerodynamics cosmic ultimate is the pro racers39 favorite wheel for any kind of road race newultimate is not just a name its the perfect description for this wheel tire system it was engineered in 2007 to become the wheel of choice for professional cyclists and the most demanding amateurs and weve now made it even better with a wider rim that reinforces its amazing performancemost of garmin cannondales race wins are achieved using the cosmi