4iiii Precision 3+ XT M8100 left crank with power meter

Unlock your potential with the 4iiii PRECISION 3+ XT M8100 power meter, the choice of pros and weekend warriors. This ultra-light (9g) and compact unit delivers +/-1% accuracy using 3D strain gauge technology for a complete picture of your pedal stroke. Train smarter with responsive power data from the automatic terrain selector and enjoy an incredible 800-hour battery life. For ultimate peace of mind, it features integrated Apple Find My support. Backed by a 3-year warranty and an IPX7 waterproof rating, it´s the trusted tool to crush your goals