{"product_id":"ma150-authentic-sp-medium-bronze-13-56-14202201","title":"Martin \u0026 Co. MA150 Authentic SP Medium Bronze 13-56","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\u0026lt;h1 style=\"text-align: justify;\"\u0026gt;MA150 Authentic SP Medium is the 80\/20 bronze acoustic guitar string set from Martin \u0026amp; Co.'s \"Authentic SP\" series, with gauges 13-56. They feature increased tensile strength and a tinned core wire on all six strings, which provides a fuller and more balanced tone, quicker response, and enhanced tuning stability.\u0026lt;\/h1\u0026gt;\u0026lt;h2\u0026gt;Specifications of Martin \u0026amp; Co. MA150 Authentic SP Medium strings\u0026lt;\/h2\u0026gt;\u0026lt;p\u0026gt;\u0026lt;strong\u0026gt;Material\u0026lt;\/strong\u0026gt;: 80\/20 Bronze\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Tension\u0026lt;\/strong\u0026gt;: 193.0\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Diameters\u0026lt;\/strong\u0026gt;: .013 - .017 - .026 - .035 - .045 - .056\u0026lt;\/p\u0026gt;  ","brand":"MARTIN GUITARS","offers":[{"title":"Default Title","offer_id":58003253199193,"sku":"14202201","price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1036\/3633\/6985\/files\/33-martin-co-ma150-authentic-sp-medium-bronze-13-56-14202201_0.jpg?v=1778116109","url":"https:\/\/yourmusiconline.it\/en\/products\/ma150-authentic-sp-medium-bronze-13-56-14202201","provider":"yourmusiconline.it","version":"1.0","type":"link"}