Quarq DFour Power Meter GXP Carbon Road Cranks
Quarq's next generation power meter crankset. With a decade of research and innovation under its belt, they are incredibly accurate, even after prolonged periods of time where factors such as heat come into play. Using Bluetooth and ANT+ technology for maximum compatibility with external electronic devices.
These cranks are compatible with Shimano 105 5800, Ultegra 6800 and Dura Ace 9000 11-speed chainrings and come with a threaded GXP bottom bracket.
- Exogram carbon crank arms.
- Bluetooth low energy technology and ANT+ wireless data transfer.
- AxCad - no cadence magnet required.
- 10K Temperature Compensation.
- Battery - CR2032, 200-hour battery life, change without tools.
- Power Balance.
- OmniCal - swap chainrings without affecting accuracy.
- 2-year warranty.
- IPX7 waterproof rating.
- Accuracy - within 1.5%, measuring both legs.
- Free firmware upgrades with the Qalvin app.
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