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Description
Perfect for increasing the effectiveness of training or for monitoring race-day performance, the Stages Cycling G3 Shimano XT M8120 R Power Meter fits all frames that are compatible with Hollowtech II cranks. Class-leading accuracy of ±1.5% and Active Temperature Compensation ensure that the data is reliable, and the IPX7 water resistance keeps it working in all conditions. The CR2032 coin cell battery lasts for over 200 hours and firmware updates can be accomplished wirelessly for maximum convenience. The unit comes with a 32-tooth chainring and adds just 20 grams over the standard XT right-hand crank arm.
To help find your current crank model, check the inside of the crank arm for the model and length. The next step is to check the power meter's compatibility with your frame; if the space between your crank arm and seat stay fits a 10mm Allen key wrench between 5cm and 12cm from the centre of your bottom bracket, this should be compatible.
Still unsure? See this illustration for a guide of where to measure.
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Important Update for Our US Customers
We regret to inform you that due to ongoing challenges related to current US tariffs, shopping on Sigma Sports is temporarily unavailable for customers based in the United States.
We understand how disappointing this may be and sincerely apologize for any inconvenience caused. Please rest assured that we are actively exploring solutions to resume service and find the best way to support our US community.
We appreciate your patience and understanding during this time, and we look forward to welcoming you back as soon as possible.
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— The Sigma Sports Team