{"product_id":"martin-ma550-authentic-acoustic-sp-928-phosphor-bronze-1574024","title":"Martin MA550 Authentic Acoustic SP 92\/8 Phosphor Bronze Medium 13-56 3 Set Value Pack 6 Pack Bundle","description":"This Bundle Includes:\u003cul\u003e\u003cli\u003e6 x Martin MA550 Authentic Acoustic SP 92\/8 Phosphor Bronze Medium 13-56 3 Set Value Pack\u003c\/li\u003e\u003c\/ul\u003eThese strings are engineered with the performer in mind and they will always stand up to rigorous practice and performance schedules. We start with our highest tensile-strength core wire, then tin-plate it on all six strings for added corrosion resistance; because what you don't see matters! When coupled with our highest quality wrap wire you get consistent true tone that you can count on song after song. Available in 80\/20 Bronze and 92\/8 Phosphor Bronze.\u003cbr\u003e\u003cbr\u003eMartin Authentic Acoustic SP strings offer excellent tuning stability, corrosion resistance and great playability.","brand":"Martin","offers":[{"title":"Default Title","offer_id":40426030071943,"sku":"41Y19PROMO3PK06-6PK-KIT","price":69.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0343\/4368\/2183\/products\/martin-martin-ma550-authentic-acoustic-sp-92-8-phosphor-bronze-medium-13-56-3-set-value-pack-6-pack-bundle-41y19promo3pk06-6pk-kit-30315617943687.jpg?v=1678395186","url":"https:\/\/www.chicagomusicexchange.com\/en-gb\/products\/martin-ma550-authentic-acoustic-sp-928-phosphor-bronze-1574024","provider":"Chicago Music Exchange","version":"1.0","type":"link"}