Engineered to be the fastest accelerating carbon clincher zipp has ever made 202 nsw flies up the toughest climbs and then shaves even more time off of the descents to follow and because extracting greater speed on the mountain is only half the battle they have built 202 nsw to deliver the lowest aerodynamic drag available for a rim of this depth for speed everywhere else hubs with the cognitiontrade hubsetrsquos axial clutchtrade technology zipp have reduced this drag by disengaging