Rival AXS Left Crank Arm And Power Meter Spindle For 160mm DUB Lightweight Aluminum Crank Set With Beefy Watt Readout Black Finish Easy Upgrade For Mountain And Road Bikes

Left Crank Arm with Power Meter Spindle for 160 mm DUB
✔️ Aluminum left crank with built-in power meter spindle for watts

This left crank arm with a built-in power meter spindle upgrade is designed to measure and relay watts, helping riders track power and performance on road and mountain bikes. It fits 12/13-speed drivetrains with a 160 mm DUB setup and a 45 mm chainline.

✅ 160 mm crank arm length with DUB spindle integration
✅ Aluminum construction with black finish
✅ IPX7 waterproof rating
✅ ANT+ and Bluetooth LE connectivity for ride data sharing
✅ Compatible with 12/13-speed drivetrains and 45 mm chainline
✅ Left-leg watt measurement and total watts calculation

💡 What is a left crank arm power meter spindle used for in modern cycling?

This handy upgrade helps riders track power and optimize training.

- Power data is captured from the left leg to estimate total watts.
- Syncs with ANT+ and Bluetooth LE for ride analysis.
- Fits 160 mm DUB crank setups and 12/13-speed drivetrains.
- IPX7 rated waterproof design keeps data reliable in all weather.
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