Quarq SRAM Red DZero 11R Hidden Bolt Power Meter - 130BCD BB30/BB386
With ten years of Quarq's technological advances going into this excellent power meter, you can be sure the DZero 11R for SRAM Red groupsets is one of the best options out there. Simply attach your favourite ratio 130mm BCD chainrings to the hidden bolt spider and enjoy dual-sided power readings with superb 1.5% accuracy. The quality construction includes a waterproof rating of IPX7, while the firmware can be updated over the Bluetooth interface of your smartphone thanks to the free Qalvin app. Compatible with BB30 and BB386 bottom brackets.
Please note: Chainrings and bottom bracket not included.
Features
- Built for SRAM’s popular RED groupset
- Compatible with all of SRAM’s road groupsets
- 130mm Bolt Circle Diameter (BCD)
- Hidden bolt spider
- DZero Power Meter embodies ten years of Quarq’s technology advances
- New features such as dual Bluetooth low energy and ANT+ wireless data transfer
- Measures total power output from both legs — with 1.5% accuracy
- IPX7 waterproof rating
- Programmed with over 10,000 data points to eliminate temperature effects on power measurement
- With Quarq’s free Qalvin app you can set the zero offset, check battery voltage, run diagnostics and perform firmware updates
- Compatible with BB30 and BB386EVO bottom brackets
- Chainrings and bottom bracket not included
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