{"product_id":"shimano-grx-rear-derailleur-rd-rx812","title":"Shimano GRX Rear Derailleur-RD-RX812","description":"\u003cp\u003eFeatures\u003c\/p\u003e\n\u003cp\u003eQuiet and uninterrupted rear shifting performance on rough terrain\u003c\/p\u003e\n\u003cp\u003eAdjustable chain stabilizer prevents chain from swinging and falling\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSHIMANO SHADOW RD+\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eShifting performance on mixed surfaces is smooth and stable\u003c\/p\u003e\n\u003cp\u003eTurn on\u003cspan\u003e\/\u003c\/span\u003eTurn off the stabilizer to match the terrain\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGRAVEL \u003c\/span\u003eAdjustable clutch tension\u003c\/p\u003e\n\u003cp\u003eApplicable to current road vehicles\u003cspan\u003e DUAL CONTROL LEVER\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eHigh rear flywheel sprocket: maximum \u003cspan\u003e 11T\/\u003c\/span\u003e minimum \u003cspan\u003e11T\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLow rear freewheel sprocket: maximum \u003cspan\u003e 42T\/\u003c\/span\u003e minimum \u003cspan\u003e40T\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTotal tooth capacity\u003cspan\u003e: 31T\u003c\/span\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":41534362845218,"sku":"IRDRX812","price":90.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/5297\/9490\/products\/RD-RX812_C219_1_750_750.jpg?v=1748604219","url":"https:\/\/on9bike.com\/zh\/products\/shimano-grx-rear-derailleur-rd-rx812","provider":"On9bike","version":"1.0","type":"link"}