Quarq SRAM XX1 Eagle Boost Power Meter Spider Assembly 8-Bolt
Description
The 8-bolt SRAM XX1 Eagle Boost Power Meter Spider Assembly from Quarq weighs just 97 grams and delivers cutting edge precision power data straight to your chosen device via Bluetooth or ANT+. With an error margin of just 1.5%, it's no surprise that this technology is used by professional cycling teams. The battery will last for 200 hours of riding and with OmniCal technology, you can easily swap chainrings without affecting the measurement accuracy. Use the Qalvin app to set up and calibrate the device and upgrade to the latest firmware so that your training is always right on track.
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