144mm diameter. Round chainring. Compatible with Rotor 3D track crank.
Outer chainring for compact cranks (110mm). Available in many sizes.
Inner chainring, available in many sizes. For Rotor 130mm chainrings.
Round aero chainring for Rotor 130mm cranks.
Available in many sizes. Same quality as the famous Qrings, but round ! Compatible with Rotor 110mm cranks.
Inner round chainring, for 110mm cranks. These NoQ chainrings are perfectly round whereas Qrings are ovalized (5%).
For 130mm cranks . Available in 46, 52, 53T.
Round aero chainring for Rotor 110mm cranks. Qarbon is a stiffer and lighter chainring than standard. It's the top of the brand of the chainrings.