{"product_id":"ma130-authentic-sp-custom-silk-steel-115-47-14202244","title":"Martin \u0026 Co. MA130 Authentic SP Custom Silk \u0026 Steel 11.5-47","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\u0026lt;p\u0026gt;The MA130 acoustic guitar strings by Martin \u0026 Co from the Authentic Acoustic SP® series feature a layer of nylon interposed between the ultra-high tensile, corrosion-resistant steel core and the silver-plated alloy outer winding. They offer a genuine and balanced tone, tuning stability, and great playability. MA130 in Custom gauge have the following diameters: 11.5-14-23-28-38-47\u0026lt;\/p\u0026gt;\u0026lt;p\u0026gt;Specifications: \u0026lt;br \/\u0026gt;Model: MA130\u0026lt;br \/\u0026gt;Material: Silk \u0026 Steel\u0026lt;br \/\u0026gt;Gauge: Custom\u0026lt;br \/\u0026gt;Diameters: 11.5-14-23-28-38-47\u0026lt;br \/\u0026gt;Tension: 122.2\u0026lt;br \/\u0026gt;\u0026lt;\/p\u0026gt;  ","brand":"MARTIN GUITARS","offers":[{"title":"Default Title","offer_id":58003261260121,"sku":"14202244","price":11.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1036\/3633\/6985\/files\/33-martin-co-ma130-authentic-sp-custom-silk-steel-11-5-47-14202244_0.jpg?v=1778116347","url":"https:\/\/yourmusiconline.it\/en\/products\/ma130-authentic-sp-custom-silk-steel-115-47-14202244","provider":"yourmusiconline.it","version":"1.0","type":"link"}