Stages Power Meter Crankarm Shimano XTR M985 Silver 175mm MTB Mountain Bike

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For mountain bike riders we offer a Stages Power meter available as a power meter only non-drive crank arm for existing Shimano M985 model double cranks. Riders looking to add power to their existing crank need only select the applicable XTR model and length to fit their needs. The new Stages Power meter is slimmer, and up to 28-percent lower profile than our original meter. It's sleeker by way of a 17-percent reduction in frontal area, and we've also made it stronger. The new housing design increases the strength of the battery door and housing connection by 200-percent over the previous design. Note: This includes the Shimano XTR M985 Crankarm and the Power Meter installed on it, does not include the rest of crankset Specs: Accuracy: +/-2% Power meter housing: new low profile design, with new door interface Battery Life: 200+ hours (coin cell: CR2032) Power range (Watts): 0 to 2500 Cadence range (rpm): 20-220 Water resistance rating: IPX7 Frame Compatibility: Most frames, see fit guide in our Support section Device Compatibility: ANT+, Bluetooth Smart Ready Software Compatibility: Training Peaks, Strava, Garmin Training Center and others Features: Tool free battery replacement Active temperature compensation Accelerometer based cadence measurement Wireless firmware upgrades