A tall task when zipp gave their top engineers in the nest advanced development lab the task of shedding more weight from their lightest carbon clincher wheelset the 202 firecrest while also improving rolling friction aerodynamics and braking it was a very tall order when zipp asked them to do all of this without sacrificing durability it looked like an impossibility but the nsw advanced development team delivered on every request and built the ultimate climbing wheelset a climbing whee