The Stages Power L – 105 R7000 165 mm Black is a Gen 3 single-sided left-crank power meter built on a Shimano 105 R7000 arm. It measures left-leg power and estimates total output, delivering ±1.5% accuracy with ANT+ and Bluetooth connectivity, IPX7 water resistance, and 200+ hours from a CR2032 battery.

• Crank length 165 mm
• Left-side, single-sided measurement; doubles left power to estimate total
• Accuracy ±1.5%
• Power range 0–2500 W
• Cadence range 10–220 rpm
• Battery CR2032, 200+ hours
• ANT+ and Bluetooth connectivity
• IPX7 water resistance
• Active temperature compensation; accelerometer-based cadence with gyroscope
• LED status indicator; firmware upgradable wirelessly
• Low-profile housing with robust battery door
• Compatibility Shimano Hollowtech II road drivetrains