Zipp 303 S Tubeless Disc A1 700c OEMUnleash a new level of versatility and speed with the Zipp 303 S Tubeless Disc A1 wheelset, the definitive OEM component engineered to tackle a wide range of road and gravel surfaces. As a cornerstone of your bike's high performance specification, the Zipp 303 S Tubeless Disc A1 wheelset delivers Zipp's legendary carbon technology in a lightweight and durable package. The wheelset's wide 23mm internal rim width is optimized for running larger volume