Road Bikes Are Ever Evolving And Ever Inspiring. The 404 Firecrest® Carbon Clincher Tubeless Disc Brake Offers Cyclists The Chance To Experience Best-In-Class Aero Efficiency And Stability With The Benefits Of Tubeless Compatibility Along With A Purpose-Built Rim Shape For Disc Brakes And Wider Tire Options. Designed To Be Tubeless Compatible, The Wheels Feature A Rim Bed Made With Internal Ridges To Lock The Tire'S Bead In Place, Ensuring Secure Performance Even When Ridden At Lower Tire Pressures. Zipp'S Low Rolling Resistance And High Grip Tangente Rt28 And Rt25 Road Tubeless Tires Pair Well With The New Firecrest Disc Brake Wheels.Features:Each Wheel Includes:- Zipp Tangente Quick Release Skewer- Zipp Tubeless Valve - Factory Installed- Tubeless Rim Tape - Factory Installed- Valve Core Removal Tool- Zipp 77d/177d Thru-Axle Caps To Fit 12x100, 15x100 Dropouts For Front Wheels, And 12x142 Dropouts For Rear Wheels - Freehub Body Spacer - 11 To 10 Speed- Sram® Xdr Driver Body For 177d Available SeparatelySpecifications:- Weight: 915g- Hub Used: 177d- Hub Width: 135 / 142mm- Rim Depth: 58mm- Max Width: 26.4mm- Internal Width: 19mm- Spokes: Sapim® Cx-Ray®- Spoke Count: 24- Spoke Pattern Non-Drive: 2 Cross- Spoke Pattern Drive: 2 Cross- Spoke Length Drive: 258mm / Straight Pullmm- Spoke Length Non-Drive: 260mm / Straight Pull- Max Tire Pressure: 125psi- Max Tire Pressure: 8.62bars- 10 Or 11-Speed Compatible Hub: Yes- Xdr Compatible: Yes- Track Adaptable: No- Dimpled Surface: Yes- Nipples: Sapim® Secure Lock- External Nipples: Yes- Thru Axle Compatible: Yes- Tubeless: Yes