Stages Power Meter - Dura-Ace 7900

€899,01
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Stages Power Meter - Dura-Ace 7900
For Dura-Ace 7900 riders we offer a Stages Power meter as a replacement for existing 7900 non-drive crank arms. Riders looking to add power to their existing crank need only select length, as the Stages Power meter (Dura-Ace 7900) fits all styles of 7900 crankset, including: compact and standard. For those riders looking to replace an entire existing crankset should look to the Shimano Dura-Ace 9000 model, which works with existing Dura-Ace 7900 mechanical and Di2 electronic 10-speed group sets; a CN-9000 chain is recommended. Specifications: Accuracy: +/- 2 percent Weight: Only adds 20gr to base crank arm Battery life: 200+ hours (coin cell: CR2032) Tool free battery replacement Active temperature compensation Accelerometer based cadence measurement Wireless firmware upgrades Power range (Watts): 0 to 1999 Cadence range (rpm): 30-220 Frame compatibility: Most frames, see fit guide in our Support section Crank Compatibility: all Shimano Hollowtech II road cranks Device compatibility: ANT+, Bluetooth Smart Ready Software compatibility: Training Peaks, Strava, Garmin Training Center and others Options Power meter option: Power meter (includes left arm) Chainring size/style: Standard 39/53t, Compact 34/50t Color: N/A Length: 165mm, 167.5mm, 170mm, 172.5mm, 175mm, 177.5mm, 180mm
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