{"product_id":"rear-sprocket-alloy-jta217-50blk-428-chain-conversion-cr80-85","title":"REAR SPROCKET ALLOY JTA217.50BLK, 428 Chain Conversion CR80\/85","description":"\u003cp\u003eCNC-machined from certified 7075-T6 Ergal, RaceLite rear sprockets pair ultra-low weight with race-ready strength. Engineered for extreme conditions, they cut rotating mass for quicker acceleration while maintaining exceptional wear resistance.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e7075-T6 Ergal aviation-grade aluminium construction\u003c\/li\u003e \u003cli\u003ePrecision CNC machining to tight JT tolerances\u003c\/li\u003e \u003cli\u003eUltra-low rotating mass for quicker acceleration\u003c\/li\u003e \u003cli\u003eDesigned for extreme pro-race conditions\u003c\/li\u003e \u003cli\u003eHigh strength-to-weight ratio with excellent durability\u003c\/li\u003e \u003cli\u003eClean, consistent tooth profile for smooth chain engagement\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaterial: 7075-T6 Ergal Aluminium\u003c\/li\u003e \u003cli\u003eTooth count: 50\u003c\/li\u003e \u003cli\u003eDrive chain pitch: 428\u003c\/li\u003e \u003cli\u003eColour: Black\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eHonda (Off Road)\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCR80 R \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (1987-2002)\u003c\/li\u003e \u003cli\u003eCR80 R2 Expert \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (1996-2002)\u003c\/li\u003e \u003cli\u003eCR80 RG \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (1986)\u003c\/li\u003e \u003cli\u003eCR85 R-3,4 \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (2003-2004)\u003c\/li\u003e \u003cli\u003eCR85 R-5,6,7 \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (2005-2007)\u003c\/li\u003e \u003cli\u003eCR85 RB-3,4 Expert \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (2003-2004)\u003c\/li\u003e \u003cli\u003eCR85 RB-5,6,7 Expert \u0026gt;\u0026gt;\u0026gt; 428 Chain Conversion (2005-2007)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JT","offers":[{"title":"Default Title","offer_id":57509946261884,"sku":"SR189-50.A.BK.JT","price":32.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/jta217-50blk-aluminium-sprocket-2025_04_28.jpg?v=1790579608","url":"https:\/\/radhouse.co.uk\/products\/rear-sprocket-alloy-jta217-50blk-428-chain-conversion-cr80-85","provider":"Radhouse","version":"1.0","type":"link"}