{"product_id":"shimano-ultegra-fc-r8100-p-12-speed-power-meter-crankset-without-chainring","title":"SHIMANO ULTEGRA FC-R8100-P 12-SPEED POWER METER CRANKSET WITHOUT CHAINRING","description":"\u003ch3\u003eThe new Shimano Ultegra FC-R8100-P 2 x 12-speed HOLLOWTECH II power meter crankset combines striking modern aesthetics with enhanced performance.\u003c\/h3\u003e\n\u003cp\u003eFeaturing dual-sided power measurement technology, it delivers industry-leading accuracy of ±2.0%, setting a new benchmark for precision in power data. The refined design not only elevates your bike's visual appeal but also provides the reliable metrics serious cyclists demand for training and performance analysis.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated design\u003c\/li\u003e\n\u003cli\u003eReliable electric system\u003c\/li\u003e\n\u003cli\u003eWaterproof in all conditions\u003c\/li\u003e\n\u003cli\u003eEasy maintenance\u003c\/li\u003e\n\u003cli\u003eIntegrated rechargeable battery\u003c\/li\u003e\n\u003cli\u003eBattery charged for less trouble\u003c\/li\u003e\n\u003cli\u003eEasily change chainrings without affecting power\u003c\/li\u003e\n\u003cli\u003eClearance with frame\u003c\/li\u003e\n\u003cli\u003eEnough clearance with our direct mount brake caliper\u003c\/li\u003e\n\u003cli\u003eAccurate data collection ±2.0% accuracy of strain gage measured power in full-range\u003c\/li\u003e\n\u003cli\u003eStable power measurement system at the various stepping positions\u003c\/li\u003e\n\u003cli\u003eActive temperature compensation\u003c\/li\u003e\n\u003cli\u003eOwn developed strain gauge\u003c\/li\u003e\n\u003cli\u003eSoftware compensate automatically\u003c\/li\u003e\n\u003cli\u003eQuick response and operation without stress\u003c\/li\u003e\n\u003cli\u003ePossible to start quickly\u003c\/li\u003e\n\u003cli\u003eSimple zero reset with switch on transmitter\u003c\/li\u003e\n\u003cli\u003eDirect response\u003c\/li\u003e\n\u003cli\u003eBoth left and right side connected with cable\u003c\/li\u003e\n\u003cli\u003eMagnet based cadence\u003c\/li\u003e\n\u003cli\u003eBluetooth®LE and ANT+\u003c\/li\u003e\n\u003cli\u003eWireless firmware update system\u003c\/li\u003e\n\u003cli\u003eHOLLOWTECH II crankset\u003c\/li\u003e\n\u003cli\u003eOptimum power transfer Best balance for lighter weight and efficiency\u003c\/li\u003e\n\u003cli\u003eNew designed crank arm\u003c\/li\u003e\n\u003cli\u003eMaintains high rigidity and reduces weight\u003c\/li\u003e\n\u003cli\u003e4-arm construction crankset\u003c\/li\u003e\n\u003cli\u003eIconic design\u003c\/li\u003e\n\u003cli\u003eChainrings (50-34 \/ 52-36) are available separately!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse: \u003c\/strong\u003eRoad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e Ultegra R8100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel: \u003c\/strong\u003eFC-R8100-P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGradation:\u003c\/strong\u003e -\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ-factor: \u003c\/strong\u003e146mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded BB shell width: \u003c\/strong\u003e68 \/ 70mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGear front: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e2-speed \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear rear:\u003c\/strong\u003e 12-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Hollowtech II\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible chain:\u003c\/strong\u003e CN-M8100 HG 12-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCD: \u003c\/strong\u003e110mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain line: \u003c\/strong\u003e43.5mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCrank Arm Length\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e160mm\u003c\/li\u003e\n\u003cli\u003e65mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank arm:\u003c\/strong\u003e Aluminium Anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank axle:\u003c\/strong\u003e Steel Plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eColour\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries colour\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eContents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Shimano Ultegra FC-R8100-P 12-speed Power Meter Crank without Chainring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"SHIMANO","offers":[{"title":"160mm","offer_id":57075440353655,"sku":"FCR8100PM","price":832.49,"currency_code":"GBP","in_stock":true},{"title":"165mm","offer_id":57075442745719,"sku":"FCR8100PA","price":832.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2350\/2370\/files\/ShimanoULTEGRAFC-R8100-P12-speedPowerMeterCrankwithoutChainring.avif?v=1778158806","url":"https:\/\/www.allterraincycles.co.uk\/products\/shimano-ultegra-fc-r8100-p-12-speed-power-meter-crankset-without-chainring","provider":"allterraincycles","version":"1.0","type":"link"}