Zipp 303 XPLR S Carbon Disc Brake Gravel Wheel Description: Zipp 303 XPLR S Carbon Disc wheels are shaped not only with aerodynamics that cut through the wind, but also a wide profile that exhibits a seamless connection with wider gravel tires for a stable connection to gravel tires that will leave riders with better traction, cornering and acceleration even at lower tire pressures. Note: These wheels feature a hookless rim profile and are only compatible with tires approved for hookless rim use. Features: Ultra-fast tubeless gravel wheel with aerodynamic profile and robust, value-based construction Wide internal profile facilitates increased rolling ability with wide tires at lower pressures External rim profile seamlessly matches with wider gravel tires for aerodynamic continuity Lifetime manufacturing warranty Specifications: Wheel Size: 700c ISO Diameter (ETRTO): 622 Position: Front | Rear Tire Type: Tubeless (Clincher) Brake Type: Disc Brake (Centerlock) Hub: Zipp 76D (Front) | 176D (Rear) Axle Type: Thru Axle Hub Spacing: 12 x 100mm (Front) | 12 x 142mm (Rear) Rim: Zipp 303 XPLR Rim Width: 32mm Valve: Presta Spoke Count: 24H Spoke Type: - Material: Carbon Color: Natural Carbon w/Dark Grey Graphics Weight: 1610g (Set, 12mm axles, XDR Freehub, and Tape/Valves) Max Recommended System Weight: 298 lbs.