{"product_id":"shimano-dura-ace-cs-r9200-dura-ace-12-speed-cassette-11-34t","title":"Shimano Dura-Ace CS-R9200 Dura-Ace 12-speed cassette 11 - 34T","description":"\u003cul\u003e \u003cli\u003eSuper lightweight 12speed HG+ cassette with a rigid carbon and alloy carrier for excellent shifting even under the most demanding gear changes\u003c\/li\u003e \u003cli\u003eHyperglide+ sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load\u003c\/li\u003e \u003cli\u003eClose ratio gearing allows a more efficient use of energy through finer cadence control\u003c\/li\u003e \u003cli\u003eLargest sprockets are mounted on lightweight alloy and carbon carriers to reduce weight and increase rigidity\u003c\/li\u003e \u003cli\u003e5 largest sprockets are made from titanium to reduce weight without sacrificing strength\u003c\/li\u003e \u003cli\u003eSprockets are extensively cut away and drilled to further reduce weight without reducing rigidity\u003c\/li\u003e \u003cli\u003eNickel-plated finish offers hard wearing resistance to corrosion\u003c\/li\u003e \u003cli\u003eAlloy cassette lockring\u003c\/li\u003e \u003cli\u003eFor Super Narrow 12-speed chains\u003c\/li\u003e \u003c\/ul\u003e","brand":"Shimano Dura-Ace","offers":[{"title":"11-34T","offer_id":43186717982877,"sku":"CSR920012134","price":189.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/9434\/1977\/products\/203a6001-c92e-4f3a-9786-cbdb158d2763.jpg?v=1671195451","url":"https:\/\/www.bikeparts.co.uk\/products\/shimano-dura-ace-cs-r9200-dura-ace-12-speed-cassette-11-34t","provider":"BikeParts.co.uk","version":"1.0","type":"link"}