{"product_id":"shimano-rt-em300-rotor-with-internal-and-external-lockring-180-mm","title":"Shimano RT-EM300 Rotor with Internal and External Lockring, 180mm","description":"\u003cp\u003eThe Shimano RT-EM300M is a 180mm Center Lock disc brake rotor optimized for e-bikes, typically used on the rear wheel. Its key feature is an integrated magnet that interfaces directly with the Shimano STEPS speed sensor (e.g., SM-DUE11) for reliable speed data and accurate electric assist. It delivers consistent stopping power and is only compatible with resin brake pads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note: \u003c\/strong\u003eRear wheel use only \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded:\u003c\/strong\u003e\u003cspan class=\"citation-5 citation-end-5\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShimano RT-EM300M 180mm brake rear brake rotor\u003c\/li\u003e\n\u003cli\u003eInternal\/External lock ring\u003c\/li\u003e\n\u003cli\u003eSpeed sensor magnet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":56910088110464,"sku":"RTEM300M","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/4838\/1934\/files\/Shimano-RT-EM300-Rotor-with-Internal-and-External-Lockring-180mm.jpg?v=1766486876","url":"https:\/\/www.e-bikeshop.co.uk\/products\/shimano-rt-em300-rotor-with-internal-and-external-lockring-180-mm","provider":"e-bikeshop.co.uk","version":"1.0","type":"link"}