SRM Origin crank arms with Origin PowerMeter + Carbon-ti 53/36 chainrings, LOOK crank arms 170/172.5 mm. 30mm axle.
Used but in excellent condition and in perfect working order.

The main features are:
* 99% accuracy
* Balance (left/right) and pedaling smoothness
* Dedicated sensor for automatic temperature compensation
* Magnetless mode option
* Fully compatible with oval and dual-cam chainrings
* Rechargeable battery with up to 100 hours of battery life via magnetic cable (like PowerControl8)
* Real-time data and pedaling analysis via dedicated App
* Compatible with ANT+™ and Bluetooth® head...