SRAM Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly

The SRAM Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly delivers an easy, accurate way to add power measurement to your drivetrain without changing the look or feel of your bike. Designed for riders who want to train smarter, this spindle-based system measures left-leg power and calculates total wattage, giving you reliable performance data for every ride.

Built around SRAM's proven Quarq DUB-PWR platform, the power meter is discreetly housed inside the DUB spindle to protect it from the elements while maintaining a clean appearance. With over 400 hours of battery life from a single AAA lithium battery and an IPX7 waterproof rating, it's built for season after season of dependable performance in any riding conditions.

Key Features

• Quarq DUB-PWR Technology – Spindle-based power meter measures left-leg output to accurately calculate total power.
• Long Battery Life – Runs for over 400 hours on a user-replaceable AAA lithium battery.
• Weatherproof and Lightweight – IPX7 waterproof construction integrates seamlessly with SRAM DUB bottom bracket systems.