Zipp 303 Firecrest Carbon Tubeless Disc-Brake Wheelset (Hookless) R1 Z-Zero/Z5 Rear Derailleur Hanger

Z-Zero/Z5 Rear Derailleur Hanger

25 to 28 mm

making the Ultegra R8000 one of the best long-term value road cassettes available

Uncompromisingly for competition

Zipp 303 Firecrest Carbon Tubeless Disc-Brake Wheelset (Hookless) R1 Z-Zero/Z5 Rear Derailleur HangerZipps 303 Firecrest Tubeless Disc brake wheelset is designed for the real world a world of imperfect conditions, road surfaces, and elements where the bottom line is simple. Efficiency = speed. Its faster, lighter, and more capable over varied terrainwhether the surface is pavement in all its conditions or no pavement at all. Deeply rooted in Zipps drive to conquer the Spring Classics, the new 303 Firecrest is remade with a purpose made approach for