{"product_id":"martin-luxe-kovar-acoustic-guitar-strings-medium-mk13-013-056","title":"Martin Luxe Kovar Acoustic Guitar Strings Medium MK13 - .013 - .056","description":"\u003cp data-end=\"358\" data-start=\"84\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eYour launchpad to next-level acoustic tone. Martin pairs their high-tensile SP® core with a Kovar nickel-cobalt wrap, beaming out crystal-clear clarity and perfectly balanced harmonics across the sonic spectrum. Lower tension isn't a compromise — it's a deliberate design choice that lets you dig in hard and send your technique into orbit. Natural corrosion resistance keeps them sounding stellar mission after mission. Acoustic strings engineered for players who set their own course.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"358\" data-start=\"84\"\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eGauge: \u003c\/strong\u003eMedium \u003cmeta charset=\"utf-8\"\u003e.013-.017-.026-.035-.045-.056\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"358\" data-start=\"84\"\u003e\u003cspan\u003e\u003cstrong\u003eTension:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e185.80\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"358\" data-start=\"84\"\u003e\u003cspan\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e MK13\u003c\/span\u003e\u003c\/p\u003e","brand":"Martin","offers":[{"title":"Default Title","offer_id":53224008188088,"sku":"41Y23MK13","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/2795\/3336\/files\/ISG__0005_Kovar-MK13-front.jpg?v=1777672136","url":"https:\/\/www.interstellarguitars.com\/products\/martin-luxe-kovar-acoustic-guitar-strings-medium-mk13-013-056","provider":"Interstellar Guitars","version":"1.0","type":"link"}