Zipp, Super-9 Tubular Disc, Wheel, Rear, 700C / 622, 12mm TA, 142mm, Disc Center Lock, SRAM XD-R

* Supreme aerodynamics, power transfer, stiffness, lightweight and durability* Flat from its widest point all the way to the hub, this relatively simple-looking shape results in a wheel that’s fast and stiff.* Center locking rotor interface. Lock ring is included* SRAM Model ID: WH-SP9-TUD-A2