SRAM XX1 Eagle DUB Power Meter Power Meter Crankset Speed: 11/12 Spindle: 28.99mm BCD: 104 32 DUB Black Boost

Quarq`s DZero powermeter now offered in conjunction with the tried and true XX1 Eagle Crankset with XSync II chainring. Bluetooth low energy technology and ANT+ wireless data transfer. MagicZero automatically checks and recalibrates your power meter as you ride – no need to manually calibrate. No cadence magnet required. 10K Temperature Compensation. CR2032 powered 200-hour battery life and tool free replacement. Swap chainrings without effecting accuracy. Accurate within 1.5% measuring both legs