{"product_id":"shimano-grx-st-rx820-mechanical-shift-hydraulic-sti-lever-gravel-bike-shifters","title":"Shimano GRX ST-RX820 Mechanical Shift Hydraulic STI Lever Gravel Bike Shifters","description":"\u003cp\u003eThe Shimano St-Rx820 GRX Mechanical Shift Hydraulic STI Lever is designed specifically for gravel enthusiasts seeking precise control and durable performance. Its ergonomic design ensures comfort during long rides, while the hydraulic disc brakes deliver powerful, modulated stopping power with minimal effort. The raised hood head improves hand positioning to prevent slippage, enhancing safety and confidence on varied terrain.\u003c\/p\u003e\n\n\u003cp\u003eCrafted with an anti-slip texture and specialized brake lever coating, these shifters reduce hand fatigue, making them ideal for extended sessions on challenging trails. Equipped with a right-hand 12-speed lever, the GRX system offers smooth and reliable shifting tailored for gravel riding.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProviding precise and stable shifting in gravel conditions\u003c\/li\u003e\n  \u003cli\u003eDelivering strong, controlled braking with hydraulic disc technology\u003c\/li\u003e\n  \u003cli\u003eEnhancing rider comfort and hand stability with ergonomic design\u003c\/li\u003e\n  \u003cli\u003eMinimizing fatigue on long rides through anti-slip features\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse on road bikes without hydraulic brake compatibility\u003c\/li\u003e\n  \u003cli\u003eApplications requiring electronic shifting systems\u003c\/li\u003e\n  \u003cli\u003eRiders preferring fully wireless components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this lever compatible with all gravel bikes?\u003c\/strong\u003e\u003cbr\u003eIt is compatible with most gravel bikes that support Shimano GRX hydraulic disc brakes and mechanical shifting systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this lever for mountain biking?\u003c\/strong\u003e\u003cbr\u003eWhile designed for gravel, it may be used on some mountain bikes but is optimized specifically for gravel riding ergonomics and gearing.\u003c\/p\u003e","brand":"Shimano GRX","offers":[{"title":"Right","offer_id":45496064901295,"sku":"STRX820R","price":243.16,"currency_code":"GBP","in_stock":true},{"title":"Left","offer_id":45496064934063,"sku":"STRX820L","price":243.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1693558256-03478600.jpg?v=1768525726","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/shimano-grx-st-rx820-mechanical-shift-hydraulic-sti-lever-gravel-bike-shifters","provider":"Swinnerton Cycles","version":"1.0","type":"link"}