Left Arm and Powermeter Spindle X0 D1 Q174 CL55 DUB MTB Wide 175

The innovative DUB-PWR design enables lightweight and discreet integration of Quarq power technology.

• Compatible with Flight Attendant
• Unique, groundbreaking design integrated with the lightest aluminum crankset on the market.
• +/- 3% accuracy
• Long battery life (400+hours)
• User-replaceable AAA lithium battery
• Waterproof (IPX7 waterproof to 1 meter for 30 minutes)
• Right arm, Bottom bracket, Chainring and Spider not included