Description
Dual-Sensing Upgrade Spindle (Rally) OverviewUpgrade to Dual-Leg PowerTurn your Rally 110 single-leg power meter into a full dual-sensing Rally 210 system. The dual-sensing upgrade spindle adds left/right balance data and full cycling dynamics so you can see exactly how your pedaling style generates power.Left/Right BalanceCycling DynamicsForce AnalysisTransferableSee Where Your Power Comes From
- Upgrades Rally 110 to a full Rally 210 dual-sensing power meter
- Left/right leg power balance data in real time
- Cycling dynamics — see where in the pedal stroke you’re generating force
- Tracks seated vs. standing time to analyze position changes
- Helps optimize cleat position for better efficiency
- Spindle is transferable to other Rally 210 pedal bodies





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