Cuerdas MARTIN para guitarra acústica, calibre medio Monel Nickel, MM13, 6 str

[{"options":[{"sku":"B00CFS5P6Y","option_code":"8","image":"","cloudfront_image":"","label":"Bluegrass 13-56, Monel Nickel (6 str)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B00JQZS5E8","option_code":"3","image":"","cloudfront_image":"","label":"Custom Light 11-52, Monel Nickel (6 str)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B01N0OTVOG","option_code":"2","image":"","cloudfront_image":"","label":"Extra Light 10-47, Monel Nickel (12 str)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B07SFKPCMV","option_code":"1","image":"","cloudfront_image":"","label":"Extral Light 10-47, Monel Nickel (6 str)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B015QCSTL8","option_code":"4","image":"","cloudfront_image":"","label":"Light 12-54, Monel Nickel (3 Pack)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B00JQZS4HG","option_code":"5","image":"","cloudfront_image":"","label":"Light 12-54, Monel Nickel (6 str)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B0CHMRRM1L","option_code":"6","image":"","cloudfront_image":"","label":"Light 12-54, Monel Nickel (6 str) (Pack of 2)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B07SH2LBS6","option_code":"7","image":"","cloudfront_image":"","label":"Medium 13-56, Monel Nickel (6 str)","selected":true,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B0CHMSL38N","option_code":"9","image":"","cloudfront_image":"","label":"Medium 13-56, Monel Nickel (6 str) (Pack of 2)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}},{"sku":"B01MRZR1YY","option_code":"0","image":"","cloudfront_image":"","label":"Medium Light, Monel Nickel (6 str)","selected":false,"available":true,"images":[],"delivery_data":{"fulfill_by":"","sold_by":"","vendor_delivery_day":""},"availability":{"stock":true}}],"variation_label":"Size","variation_code":"size","variation_display_type":"text","variation_action":"scrap","variation_display_limit":12,"variation_option_selected":"Medium 13-56, Monel Nickel (6 str)","variation_display_remaining":-2,"variation_slug":"size"}]