{"product_id":"rd-rx717-grx-di2-wireless-rear-derailleur-12-speed-shadow-es-sgs-long-cage","title":"RD-RX717 GRX Di2 wireless rear derailleur, 12-speed, Shadow ES, SGS long cage","description":"\u003cul\u003e\n\u003cli\u003eShimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world\u003c\/li\u003e\n\u003cli\u003ePrecise and clean wireless shifting with Integrated on-board removable battery (BT-DN320 sold separately)\u003c\/li\u003e\n\u003cli\u003eThe integrated removable on-board battery is protected within the linkage\u003c\/li\u003e\n\u003cli\u003eCrash recovery function, absorbs impacts and returns to its original position\u003c\/li\u003e\n\u003cli\u003eConnectivity BLE, ANT private\u003c\/li\u003e\n\u003cli\u003eShadow ES features a super low profile skid plate design and optimized slant angle for optimal clearance\u003c\/li\u003e\n\u003cli\u003eShadow ES uses a dual spring chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting\u003c\/li\u003e\n\u003cli\u003eThe Shadow ES system is also zero maintenance and has no degradation of performance\u003c\/li\u003e\n\u003cli\u003eUnique structure using two springs has a tighter chain wrap that improves shifting and security with increased spring force by 70%, allowing the chain to mesh firmly with the sprocket\u003c\/li\u003e\n\u003cli\u003eWith the tighter chain wrap skipping is prevented even as the cogs wear\u003c\/li\u003e\n\u003cli\u003e13T solid pulleys and decreased derailleur tension prevent high chain tension in low gears\u003c\/li\u003e\n\u003cli\u003eSteel outer and inner pulley cages\u003c\/li\u003e\n\u003cli\u003eCold forged wide alloy outer link\u003c\/li\u003e\n\u003cli\u003eFluorine-coated link pin bushings\u003c\/li\u003e\n\u003cli\u003eSpecifically designed to work with 12-speed drivetrains\u003c\/li\u003e\n\u003cli\u003e10-51 tooth compatible SGS cage\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano GRX","offers":[{"title":"SGS - long \/ Black","offer_id":57281412530550,"sku":"RDRX717SGSA","price":521.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0535\/6896\/2742\/files\/rdrx717sgsa_2960d923-47df-449e-9330-a35c204d22e8.jpg?v=1770909752","url":"https:\/\/ruk-bikes.com\/en-us\/products\/rd-rx717-grx-di2-wireless-rear-derailleur-12-speed-shadow-es-sgs-long-cage","provider":"RUK-BIKES","version":"1.0","type":"link"}