{"product_id":"ultegra-di2-r8100-upgrade-kit-wireless","title":"Ultegra Di2 R8100 Upgrade Kit — Wireless","description":"\u003cp\u003eUpgrade your existing mechanical Shimano groupset to electronic shifting. Kit includes SM-BTC1 battery pack, EW-EN100 junction box, SD50 wire set, and EW-RS910 charging port — everything needed to convert a compatible Shimano mechanical setup to Di2. Compatibility check required prior to ordering.\u003c\/p\u003e","brand":"Ironpath","offers":[{"title":"Ultegra R8000 to R8100 Di2","offer_id":53075015106826,"sku":"IRP-2902","price":649.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/5719\/9882\/files\/Ultegra_Di2_R8100_Upgrade_Kit_Wireless.jpg?v=1779193086","url":"https:\/\/rideresso.com\/products\/ultegra-di2-r8100-upgrade-kit-wireless","provider":"Rideresso","version":"1.0","type":"link"}