SRM SRM PowerMeter Rotor 3D - Road Bike Shop
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|SRM SRM Powermeter Rotor 3D+
While Rotor burst onto the cycling scene through the effectiveness of its Q-Rings, the developers still recognized that there are those of us who prefer to stick with standard chainrings. This is why the Rotor 3D+ Road Crankset is also fully-compatible with round chainrings. Now, your options...