{"product_id":"shimano-bt-dn320-di2-wireless-rear-derailleur-battery","title":"Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery","description":"The Shimano BT-DN320 is a dedicated wireless battery designed for Shimano Di2 electronic rear derailleurs. This compact lithium-ion battery powers smooth, precise gear shifts with the reliability of electronic actuation.\n\nEngineered for seamless integration with Di2 systems, the BT-DN320 delivers consistent performance across varied terrain and weather conditions. Its wireless design eliminates cable clutter while maintaining the responsiveness serious cyclists demand.\n\nIdeal for upgrading or maintaining your Di2 drivetrain, this battery ensures your shifting stays crisp and dependable season after season. Compatible with Shimano Di2 rear derailleur systems.","brand":"Madison","offers":[{"title":"Black","offer_id":56215270293883,"sku":"BTDN320","price":55.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/9191\/6831\/files\/1234_a5e7694f-0c0c-4d6b-a1ba-0bbf1c693971.webp?v=1776708625","url":"https:\/\/www.dublin2bike.ie\/products\/shimano-bt-dn320-di2-wireless-rear-derailleur-battery","provider":"Dublin2Bike","version":"1.0","type":"link"}