Martin MA550FX Flexible Core Acoustic Strings, Medium, 13-56 Overview
Martin’s SP Phosphor Bronze Medium Acoustic Guitar Strings (13-56) are engineered for musicians seeking durability and superior tonal quality. These strings feature a high tensile-strength core wire, tin-plated on all six strings to enhance corrosion resistance, ensuring longevity even under rigorous practice and performance conditions.
The phosphor bronze wrap wire delivers a consistent, true tone with excellent tuning stability and playability. The medium gauge (.013, .017, .026, .035, .045, .056) provides a balanced tension of 190.9, offering a robust feel and full-bodied sound suitable for various playing styles.
These strings are crafted to meet the demands of performers, maintaining their integrity and sound quality through extended use. The combination of high-quality materials and meticulous engineering results in strings that not only sound great but also stand the test of time.
