ROTOR Q Rings BCD110x4 Aero. Q RINGS BCD110x4 oval chainrings compatible with all ROTOR cranks using BCD 110x4 spider or INspider power meter. In addition, these chainrings are also compatible with Shimano Dura-Ace FC-9100 and Ultegra FC-8000 cranks, offering fast and precise shifting, as well as...

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We poured all of our experience in oval Q RINGS development into producing an innovative Round Chainrings solution. Machine CNCd from aeronautic-grade 7055 aluminum, our new look 4-bolt chainrings are compatible with our lightweight ALDHU 3D+ crankset as well as all Shimano 110x4 cranks. 4 bolt...

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The more data, the better, and with the Rotor 2INpower SL Dual Sided 2x Power Meter Crankset, we can get accurately measured power from each leg individually. Designed for demanding cyclists, the 48/31t chainrings feature an aerodynamic design that optimizes airflow, while the optimized sprocket...

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The 2INpower SL will allow you to get accurate power data from each leg independently, to comprehensively analyze all your data. Use data like torque effectiveness, pedal smoothness, balance, TORQUE 360, OCA and OCP to have a precise biomechanical control of your pedaling. ROTOR chainrings,...

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We trust only the best to provide accurate information regarding data, so we recommend adding the ROTOR 2INpower SL Dual Sided Road 2x Power Meter Crankset to your road setup. With 2INpower SL dual measurement technology, the right and left legs are measured independently to provide us with data...

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Keep your cranks scratch-free while upping your style points with these sleek XC-crank boots. These bumpers slide on to your KAPIC Carbon Cranks to protect them from jagged rocks, roots, and other protrusions. They're low profile and built to stay put while you ride, giving you excellent...

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The ends of your crankarms don't have an easy life. Between rock and root strikes and flying trail debris, the trail is always gunning for them. You can give them a chance to fight back and add a touch of color to coordinate with your bike with the INPower Bumper Set from Rotor. Designed to keep...

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No matter how smooth your pedal stroke, your power delivery will be peaky. The transfer of power from your legs to the circular chainring means that some parts of the pedal stroke deliver more power than others. The reason you notice Rotor Outer Aero Q-Rings popping up on so many of the top pros'...

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At Interbike this past fall, Rotor finally released its much-anticipated mountain bike cranksets and compatible ovalized chainrings. Rotor took its road-winning technology and parlayed that success into rings that work on the rough trails and surfaces that usually cause stutters in the efficiency...

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You know that sooner or later you're gonna obliterate the bumpers on your crank arms--after all, that's why they're there. Protect those milled alloy appendages with Rotor's RHawk Bumper Set, which lets you re-up on the rubber when a trip down didn't end quite as planned.

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