{"product_id":"helix-cfmk165-mb-7-fdm-flexmount165-speaker-adapter-ring-for-mercedes-w447","title":"HELIX CFMK165 MB.7 (FDM) FlexMount165 Speaker Adapter Ring for Mercedes W447","description":"These vehicle-specific adapter rings allow you to install universal 165 mm HELIX COMPOSE speakers into the original rear positions of your Mercedes Benz W447 with an acoustically optimised fit. Manufactured in-house using advanced FDM 3D printing, the specialised material offers exceptional strength and rigidity while resisting weather, UV, oils and grease across a temperature range from -40°C to over +90°C. The set includes gaskets to prevent acoustic short circuits and moisture ingress, along with all necessary mounting hardware for a simple, secure installation. Each ring is engineered for durability and long-lasting form stability, even under demanding conditions.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Speaker Adapter Ring\u003cbr\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e: FlexMount165\u003cbr\u003e\u003cstrong\u003eCompatible Speaker Size\u003c\/strong\u003e: 165 mm\u003cbr\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e: FDM 3D-Printed Special Polymer\u003cbr\u003e\u003cstrong\u003eColour\u003c\/strong\u003e: Black\u003cbr\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e: -40°C to +90°C\u003cbr\u003e\u003cstrong\u003eVehicle Manufacturer\u003c\/strong\u003e: Mercedes Benz\u003cbr\u003e\u003cstrong\u003eVehicle Model\u003c\/strong\u003e: W447\u003cbr\u003e\u003cstrong\u003eInstallation Position\u003c\/strong\u003e: Rear\u003cbr\u003e\u003cstrong\u003eManufacturing Method\u003c\/strong\u003e: FDM 3D Printing\u003cbr\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Germany\u003cbr\u003e","brand":"HELIX","offers":[{"title":"Default Title","offer_id":53773335789905,"sku":"CI41679","price":69.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1041\/2772\/5905\/files\/HELIX-CFM165-MB-7FDM_22581c23-f632-4428-83f8-00de80d04be3.jpg?v=1778714050","url":"https:\/\/shoponyxac.co.uk\/products\/helix-cfmk165-mb-7-fdm-flexmount165-speaker-adapter-ring-for-mercedes-w447","provider":"Onyx Auto Care","version":"1.0","type":"link"}