{"product_id":"inpeak-twin2-grx-rx820-dual-power-meter-chainset","title":"INPEAK TWiN2 GRX RX820 Dual Power Meter Chainset","description":"\u003clink rel=\"stylesheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0487\/4007\/3623\/files\/tcc-bike-layout.css\"\u003e\u003cdiv class=\"oc\"\u003e\n\u003cheader class=\"hero\"\u003e\u003cp class=\"eyebrow\"\u003eDual-sided chainset power meter\u003c\/p\u003e\n\u003ch1\u003eINPEAK TWiN2 GRX RX820 Dual Power Meter Chainset\u003c\/h1\u003e\n\u003cp class=\"lede\"\u003eA Shimano GRX RX820 gravel chainset with INPEAK power sensors on both cranks, for separate left and right readings off-road. Rechargeable, sealed to IP67 and built on GRX's wider chainline for big tyres.\u003c\/p\u003e\u003c\/header\u003e\u003csection class=\"section\"\u003e\u003cdiv class=\"grid\"\u003e\n\u003cdiv class=\"card stat\"\u003e\n\u003cstrong\u003e±2%\u003c\/strong\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card stat\"\u003e\n\u003cstrong\u003eL\/R\u003c\/strong\u003e\u003cspan\u003eDual-sided measurement\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card stat\"\u003e\n\u003cstrong\u003e90 h\u003c\/strong\u003e\u003cspan\u003eBattery life\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card stat\"\u003e\n\u003cstrong\u003eIP67\u003c\/strong\u003e\u003cspan\u003eWater resistance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section soft\"\u003e\u003cdiv class=\"intro\"\u003e\n\u003cp class=\"eyebrow\"\u003eHighlights\u003c\/p\u003e\n\u003ch2\u003eWhy we rate it\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"grid\"\u003e\n\u003carticle class=\"card\"\u003e\u003cdiv class=\"body\"\u003e\n\u003ch3\u003eBoth legs measured\u003c\/h3\u003e\n\u003cp\u003eSeparate sensors on each crank report true left\/right balance rather than doubling one side.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003cdiv class=\"body\"\u003e\n\u003ch3\u003eComplete chainset\u003c\/h3\u003e\n\u003cp\u003eArrives as a full Shimano GRX chainset with the meters fitted, ready to install on a Hollowtech II bottom bracket.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003cdiv class=\"body\"\u003e\n\u003ch3\u003eRechargeable\u003c\/h3\u003e\n\u003cp\u003eMagnetic USB charging, around 90 hours per charge and a full top-up in roughly two hours.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003cdiv class=\"body\"\u003e\n\u003ch3\u003eOpen connectivity\u003c\/h3\u003e\n\u003cp\u003eANT+ and Bluetooth broadcast for head units, watches and indoor training apps.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003cdiv class=\"intro\"\u003e\n\u003cp class=\"eyebrow\"\u003eTech specs\u003c\/p\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cp\u003eManufacturer specification. Details may change without notice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-grid\"\u003e\n\u003carticle class=\"spec-card\"\u003e\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eCompatibility\u003c\/dt\u003e\n\u003cdd\u003eShimano GRX FC-RX820 12-speed chainset (Hollowtech II, 24 mm axle)\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eMeasurement\u003c\/dt\u003e\n\u003cdd\u003eDual-sided (left and right) TWiN2; power, cadence, L\/R balance, pedal smoothness, torque effectiveness\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eQ-factor\u003c\/dt\u003e\n\u003cdd\u003e151 mm\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eChainline\u003c\/dt\u003e\n\u003cdd\u003e49.7 mm (GRX gravel chainline)\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eFrame clearance\u003c\/dt\u003e\n\u003cdd\u003eAt least 8 mm between crank arm and chainstay\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eFront derailleur\u003c\/dt\u003e\n\u003cdd\u003e2x version requires a GRX front derailleur\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eAccuracy\u003c\/dt\u003e\n\u003cdd\u003e±2%\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003ePower range\u003c\/dt\u003e\n\u003cdd\u003e20–2000 W\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eCadence range\u003c\/dt\u003e\n\u003cdd\u003e20–200 rpm\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eConnectivity\u003c\/dt\u003e\n\u003cdd\u003eANT+ and Bluetooth Low Energy\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eWater resistance\u003c\/dt\u003e\n\u003cdd\u003eIP67\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eTemperature compensation\u003c\/dt\u003e\n\u003cdd\u003eAutomatic, -5°C to +50°C operating range\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eCalibration\u003c\/dt\u003e\n\u003cdd\u003eManual zero offset\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eBattery\u003c\/dt\u003e\n\u003cdd\u003eRechargeable Li-Po, magnetic USB charging\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eBattery life\u003c\/dt\u003e\n\u003cdd\u003eUp to 90 hours riding; full charge in about 2 hours\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eApp\u003c\/dt\u003e\n\u003cdd\u003eINPEAK MANAGER for firmware updates and scale factor; Zwift-compatible mode\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\u003c\/article\u003e\u003carticle class=\"spec-card\"\u003e\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cdl\u003e\u003cdiv class=\"spec-row\"\u003e\n\u003cdt\u003eIncludes\u003c\/dt\u003e\n\u003cdd\u003eShimano chainset with left and right power meters fitted, magnetic USB charging cable, device data card, sticker set, quick-start manual (USB wall charger not included)\u003c\/dd\u003e\n\u003c\/div\u003e\u003c\/dl\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section soft\"\u003e\u003cdiv class=\"intro\"\u003e\n\u003cp class=\"eyebrow\"\u003eOrdering\u003c\/p\u003e\n\u003ch2\u003eAvailable from The Cycle Collective\u003c\/h2\u003e\n\u003cp\u003eAvailable to order through The Cycle Collective in Dorking. For availability, setup or advice, call 0203 148 6764 or email hello@thecyclecollective.cc.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"INPEAK","offers":[{"title":"170mm \/ 48\/31T (2x)","offer_id":57408810287482,"sku":null,"price":899.99,"currency_code":"GBP","in_stock":true},{"title":"170mm \/ 42T (1x)","offer_id":57408810320250,"sku":null,"price":899.99,"currency_code":"GBP","in_stock":true},{"title":"172.5mm \/ 48\/31T (2x)","offer_id":57408810353018,"sku":null,"price":899.99,"currency_code":"GBP","in_stock":true},{"title":"172.5mm \/ 42T (1x)","offer_id":57408810385786,"sku":null,"price":899.99,"currency_code":"GBP","in_stock":true},{"title":"175mm \/ 48\/31T (2x)","offer_id":57408810418554,"sku":null,"price":899.99,"currency_code":"GBP","in_stock":true},{"title":"175mm \/ 42T (1x)","offer_id":57408810451322,"sku":null,"price":899.99,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/thecyclecollective.cc\/products\/inpeak-twin2-grx-rx820-dual-power-meter-chainset","provider":"thecyclecollective.cc","version":"1.0","type":"link"}