{"product_id":"shimano-ultegra-rd-r8150-di2-12-speed-rear-derailleur","title":"Shimano Ultegra RD-R8150 Di2 12-Speed Rear Derailleur","description":"\u003cp\u003e\u003cstrong\u003eSpecial order.\u003c\/strong\u003e Contact Mad Duck Cyclery for supplier availability and estimated delivery.\u003c\/p\u003e\u003cp\u003eElectronic rear derailleur for Shimano Ultegra 12-speed Di2 road systems. Compatible with 11-30T and 11-34T cassettes. Includes wireless communication and the system charging connection. Requires a compatible Di2 battery and wiring, sold separately.\u003c\/p\u003e\u003cp\u003eManufacturer images are representative; selected size, side, or gearing may differ visually.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/productinfo.shimano.com\/en\/product\/RD-R8150\"\u003eShimano specifications\u003c\/a\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"12-Speed","offer_id":46202406273107,"sku":"IRDR8150A","price":470.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5691\/9379\/files\/shimano-rd-r8150-main.jpg?v=1788952478","url":"https:\/\/madducksports.com\/products\/shimano-ultegra-rd-r8150-di2-12-speed-rear-derailleur","provider":"Mad Duck Cyclery","version":"1.0","type":"link"}