Zipp 303 S Carbon Clincher Disc Brake Rear Wheel - Shimano/SRAM

SPEED FOR ALL ROADS AHEAD Zipp’s 303 S Series Tubeless Disc Brake wheelset provides today’s cyclists the versatility they demand with the speed they crave. Expanding greatly on its heritage of conquering the Spring Classics, this 303 wheelset maintains its ideal-for-every-terrain 45mm rim depth but adds a significantly wider internal width to provide greater performance and ride quality in almost every measurable way. Road bikes are more versatile than ever, no matter the road surface, but just as fast as before. The 303 S offers an entirely new rim profile and design to optimize rider performance on this new breed of bike. This wheelset is tubeless for disc-brake bikes, allowing the ability to run wide tyres at lower pressures for race-ready speed on or off the pavement. The 303 S is among the lightest Zipp wheelsets, optimized for top aero performance with a 28mm tyre but capable of handling gravel tyres up to 50mm wide. The 303 S Series borrows design concepts from the higher-level