{"product_id":"manivelle-gauche-capteur-de-puissance-inpeak-powercrank-e-shimano-ultegra-r8100","title":"INPEAK POWERCRANK-E Shimano Ultegra R8100 Left Crank Arm Power Meter","description":"\u003cp\u003eThe \u003cstrong\u003eINPEAK POWERCRANK-E Shimano Ultegra R8100 Left Crank Arm Power Meter\u003c\/strong\u003e houses a \u003cstrong\u003esingle-sided power meter\u003c\/strong\u003e inside a genuine \u003cstrong\u003eShimano Ultegra FC-R8100\u003c\/strong\u003e left crank arm. It replaces your current crank arm without changing the rest of the chainset, so you can start structured training without a major investment.\u003c\/p\u003e\u003cp\u003eA \u003cstrong\u003egyroscope and accelerometer (IMU)\u003c\/strong\u003e work with strain gauges to deliver \u003cstrong\u003emeasurement accuracy of ± 2%\u003c\/strong\u003e across a range of 20 to 2000 W, alongside cadence, torque effectiveness and pedal smoothness. \u003cstrong\u003eActive temperature compensation (ATC)\u003c\/strong\u003e keeps the data reliable from -5°C to +50°C, while the \u003cstrong\u003eIP67\u003c\/strong\u003e housing stands up to rain, mud and splashes.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003ePOWERCRANK-E\u003c\/strong\u003e version features a \u003cstrong\u003erechargeable Li-Po battery\u003c\/strong\u003e, charged using the supplied magnetic USB cable, with up to 90 hours of use. \u003cstrong\u003eANT+\u003c\/strong\u003e and \u003cstrong\u003eBluetooth Low Energy\u003c\/strong\u003e connect it to most cycling computers, watches and apps such as Zwift, while the \u003cstrong\u003eINPEAK Manager\u003c\/strong\u003e app lets you update the firmware and fine-tune the scale factor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDesigned and manufactured in Poland\u003c\/strong\u003e, each sensor is \u003cstrong\u003eindividually calibrated\u003c\/strong\u003e before dispatch for consistent accuracy, confirmed by hundreds of amateur and professional cyclists. A reliable way to track your progress without changing your bike or chainset.\u003c\/p\u003e","brand":"INPEAK","offers":[{"title":"160 mm","offer_id":57495252107644,"sku":"PBS_INPE082219","price":369.9,"currency_code":"EUR","in_stock":true},{"title":"165 mm","offer_id":57495252140412,"sku":"PBS_INPE082220","price":369.9,"currency_code":"EUR","in_stock":true},{"title":"170 mm","offer_id":57495252173180,"sku":"PBS_INPE082221","price":369.9,"currency_code":"EUR","in_stock":true},{"title":"172.5 mm","offer_id":57495252205948,"sku":"PBS_INPE082222","price":369.9,"currency_code":"EUR","in_stock":true},{"title":"175 mm","offer_id":57495252238716,"sku":"PBS_INPE082223","price":369.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/3444\/9318\/files\/Inpeak-R8100-NEW-1.webp?v=1790328736","url":"https:\/\/probikeshop.com\/products\/inpeak-powercrank-e-shimano-ultegra-r8100-left-crank-arm-power-meter","provider":"Probikeshop","version":"1.0","type":"link"}