Zipp 303 Firecrest Tubeless Rim Brake Rear Wheel - XDR GSRD The most advanced foam ever

The most advanced foam ever used in bar tape along with an extremely long wearing and tacky top layer

Split Chest Strap Design

Full alloy construction

Designed for riders chasing every performance advantage

Zipp 303 Firecrest Tubeless Rim Brake Rear Wheel - XDR GSRD The most advanced foam everZipp's 303 Firecrest Tubeless rim brake wheels offer all around performance for a new era of road riding. They're rich in heritage yet loaded with innovations; as adept in the mountains as on rolling hills, windswept farm lanes, or ferocious field sprints. At Zipp, we never rest on laurels. These wheels feature a 19mm internal width and are tubeless ready. That means you can run lower tire pressure for greater cornering grip and compliance while still