Reach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. Stronger, stiffer, and lighter than ever; that is exactly what you can expect with the Quarq DUB crank arm assembly.

Specifications
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
AxCad: no cadence magnet required
10K Temperature Compensation
Battery: CR2032, 200-hour battery life, change without tools
OmniCal: swap chainrings without affecting accuracy
IPX7 waterproof rating
Accuracy: within 1.5%, measuring both legs
Bolt Circle Diameter (BCD) - 110 BCD
Power Meter Type - ANT and BLE
BB Compatibility - All SRAM Road DUB BBs
BB Spindle Interface - DUB
Crank arm material - Carbon
Colour (Crank arm) - Natural carbon