SRAM Left Arm and Power Meter Spindle FORCE E1 DUB (Right Arm/BB/Spider/Chainrings Not included): BLACK 170MM

Accelerate your progress with lightweight, accurate and reliable power measurement for Force AXS. This spindle-based power meter delivers proven Quarq precision with exceptional durability and battery life, all while keeping weight to a minimum.

Features

• Proven Quarq reliability and accuracy
• Long battery life to power a season of rides
• Waterproof (IPX7) to 1 metre for 30 minutes
• Spindle-based unit measures left side power to calculate total watts