The Easton EC90 TT 90MM Rear Wheel Tubular Shimano/SRAM is an incredibly lightweight, aerodynamic wheel with Easton's trademark low-spoke efficiency and dependability. Years of engineering, wind tunnel testing, and plain old time in the saddle have resulted in the lightest available 90mm-deep wheelset on the market.

• Carbon tubular wheel.
• Carbon braking surface.
• Front hub: R4 TTSL.
• Rear hub:  R4 SL.
• Ceramic sealed cartridge bearings.
• Spokes are Sapim bladed, black.
• Front spoke pattern: 12, radial.
• Rear spoke pattern: 16, radial NDS/2X DS.
• Internal black alloy nipple.
• Rims:
    - 90mm rim depth.
    - 21mm internal rim width.
    - 21mm external rim width.
    - Rim material is EC90 Carbon.
• 700C wheel size.
• 1440g wheelset weight.
• Finish Matte UD Carbon Rim, Black Ano Hub.