{"product_id":"shimano-105-rd-r7150-di2-12-speed-rear-derailleur","title":"Shimano 105 RD-R7150 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 105 2x12-speed Di2 systems. Supports 11-34T and 11-36T cassettes and provides wireless communication and charging functions. Requires a compatible Di2 battery and EW-SD300 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-R7150\"\u003eShimano specifications\u003c\/a\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"12-Speed","offer_id":46202474889299,"sku":"IRDR7150A","price":325.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5691\/9379\/files\/shimano-rd-r7150-main.jpg?v=1788952696","url":"https:\/\/madducksports.com\/products\/shimano-105-rd-r7150-di2-12-speed-rear-derailleur","provider":"Mad Duck Cyclery","version":"1.0","type":"link"}