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Quarq DFour91 Powermeter Spider Assembly 8-Bolt 110 BCD

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Quarq DFour91 Powermeter Spider Assembly 8-Bolt 110 BCD

Quarq

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Description


Every innovation in Quarq's next-generation DZero platformis channeled into the Shimano®-compatible DFour power meter. Designed for Shimano®'s lightweight, ergonomic Dura-Ace® groupset, DFour is Quarq's most advanced Shimano®-compatible power meter ever. DFour embodies 10 years of Quarq technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app and compatibility with BB386EVO bottom brackets.

Features:
  • 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 QAlvin app.
  • 110 BCD
  • DFour91 is designed for Dura-Ace R9100, Ultegra 8000 and 7000

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Référence 00.3018.191.000

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