Features Wide Rim Tech 25mm rim wide creates a better, more stable support, while the shape of the tire and rim together creates regular, stable air flow, in short, more aerodynamics, less attrition. provides an ideal basis for 25/28mm tires, the sizes currently popular. 2-Way Clincher Tubeless. Tubes or No-Tubes Use either traditional tires with tubes, or tubeless tires without tubes. Tubeless tires can provide lower rolling resistance and better protection from punctures. Sapim CX-RAY As light as a titanium spoke The CX-Ray still receives the best results in fatigue testing of any spoke. The CX-Ray aero spoke combines excellent aerodynamics with low weight and great strength. Not only are they more aerodynamic, they also make wheels lighter and stronger. Its unique strength and flexibility make the CX-Ray suitable for most bicycle disciplines. CX-Ray spokes are used by top bike racers and triathletes around the world. UCI Approved This wheelset has been certified and approved by the UCI (Union Cycliste Internationale), for use in UCI sanctioned road races. Purchase Notes: Please do use black rubber if using tubeless tyre. Tight the valve before pumping. Something you may want to know before purchasing: Warranty & Returns Specification Type Carbon Disc Wheelset Rims Superlight AERO 40 Material 100% Carbon Fiber Toray T700 & T800 Size 700C Rim Drills: 24/24 Holes Outer Width: 25mm Inner Width: 18.35mm Depth 40mm Profile Clincher Tubeless Ready Hub DT 180 Hubs (Centerlock, 12*100/12*142mm) Spoke Sapim CX-Ray Spokes Spoke Count Front: 24 Rear: 24 Spoke Pattern Front: 2-cross Rear: 2-cross Nipple Alloy Color: Black Cassette Compatibility XDR 12 speed/Shimano 11 speed Wheelset Weight Total: 1339+-20g Front: 627+-10g Rear: 712+-10g Braking Surface No Braking Surface Recommended Tyre Size 700 x 25-28mm Rider Weight Limit 100kg Guarantee 2 years Free Rim Tape Valves Packing Size 81.5cm x 17cm x 65.5cm Purchase Notes Please do use black rubber if using tubeless tyre. Tight the valve before pumping.