QUARQ DZero BB30 130 BCD Crank With Power MeterElevate your training and dominate your Road Cycling goals with the QUARQ DZero BB30 130 BCD Crankset, the pinnacle of Power meters technology integrated into a robust set of Cranks. Engineered for cyclists who demand unwavering accuracy and reliability, the DZero platform represents a new standard in performance measurement. This system is the culmination of a decade of QUARQ´s technological leadership, meticulously refined to deliver precise, actionable data on every ride.The DZero platform combines 10 years of technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer and the new Qalvin BLE app. This dual-band capability ensures seamless connectivity with virtually any head unit or smart device, giving you the freedom to choose your preferred data display. The heart of this system lies in its Spider-based measurement, a design proven to deliver accurate and consistent dual-leg power data. With features designed for real-world use, this power meter is built to perform in all conditions, providing the critical feedback you need to train smarter, pace perfectly, and unlock your true potential. Features:* Forged aluminum 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. Essential Details and Technical Specifications:* Variations include Hidden Bolt (HB), Non-hidden Bolt (NHB).* Pairing a HB version and SRAM chainrings will align the chain derailment pin and crank arm.* NHB versions work with traditional 5-bolt chainrings from most manufacturers.* Forged aluminum models do not work with BBright or BB386EVO bottom brackets