Martin MSP7100 Lifespan Phosphor Bronze Σετ Ακουστικής (12-54)

Martin MSP7100 Lifespan Phosphor Bronze Σετ Ακουστικής (12-54)

Martin SP Lifespan Phosphor Bronze acoustic guitar strings are made with bronzed steel core wire and phosphor bronze wrap wire, then and all six strings are treated for long life.