Quarq SRAM DZero DUB 130 BCD Powermeter Spider Black

Accurate and InnovativeQuarqs DZero platform, combines with SRAMs DUB technology brings you one of the most accurate and innovative power meters. The Quarq DZeroDUB power meters are lighter, stiffer, and stronger than ever. AdaptabilityWith a simple selection of the power meter spider that works best with your bike, a crank arm assembly of your choice in length and chainrings to suit, you can now power every ride. New Features DUB crank arm assemblies stronger, stiffer, lighter. A simplified product line choose a power meter spider and preferred crank arm length MagicZero automatic calibration as you ride. No need to back pedal or manually calibrate through your headunit Technology DZero is packed with 10 years of technical innovations and 150 documented technology iterations. Now combined with SRAMs DUB technology stronger, stiffer, lighter. Durable: IPX7 waterproof rating Warranty: 2-year warranty, free firmware updates and acclaimed worldwide support.