SRAM

XX1 Eagle Quarq PowerMeter Crank Spider

SRAM's power meter technology is reliable, accurate and easy to use. Now available as a spider by itself as an easy upgrade for existing cranks. The Dzero series offers improved data transfer and frame fit compatibility.

• Fits 8-Bolt interface Quarq XX1 Power Meters (8-Bolt used since Aug ''14)
• Measures power for both legs with /_ 1.5% accuracy
• Dual Bluetooth low-energy and ANT wireless data transfer
• AxCad system provides no-magnet cadence data
• Free firmware updates with the QALVIN APP
• Uses a CR2032 battery that can be replaced without tools
• Swap chainrings without needing to recalibrate