Rotor calls their top level elliptical chainrings Qarbon, as an impossible to pronounce contraction of Q-ring and carbon fiber. Basically they are just the same ovalized ring shape and tooth profiles, but incorporating a solid carbon outer plate that both improves stiffness by about 20% while making them more slippery in the wind. Since the non-round rings […]
The post EB16: Rotor expands oval Qarbon Q-rings & teases noQ 46/30 one-piece Spidering for gravel grinding appeared first on Bikerumor.
from Bikerumor http://ift.tt/2cBoM43
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