ruote zipp 404 firecrest carbon tubeless disc brake corpetto shimanoZipp's ultra fast and versatile weapon is perfect for our single mission: to ride faster. On all terrains. In races, on the track, and on every ride. Every wheel in the 404 family offers low aerodynamic drag and high stability against crosswinds, allowing cyclists to win or set personal records in all events and situations: all triathlon distances, breakaways, sprints, and uphill finishes.