The new Gen 3 Stages Power meter is built onto a Shimano Dura-Ace R9100 crankset. The Stages Power meter is placed on both the drive and non-drive side of the crank in order to independently measure a rider's left and right legs.
Specifications
- Accuracy: ± 1.5%
- Power meter housing: low profile design, with robust door interface. Tool free battery replacement on the left arm and phillips head screw access on the drive side
- Weight: Only adds 35g to base crankset
- Battery Life: 175+ hours (via 2 coin cell: CR2032)
- Power range (Watts): 0 to 5000
- Cadence range (rpm): 20-220
- Water resistance rating: IPX7