Martin Guitars SP Phosphor Bronze 13-56 Medium Acoustic Strings

Martin MSP4200 Phosphor Bronze Medium Acoustic Guitar Strings use a winding alloy that is ideally suited for making strings that deliver deep, rich basses and clear, bright trebles. Martin strings are high-quality strings designed for daily use. Core and wrap wires must meet strict requirements to make the grade. Martin acoustic guitar strings are wound to precise specifications.

Martin MSP4200 Phosphor Bronze Medium Acoustic Guitar Strings Features:

Bronze alloy for brilliance and long life
Studio-quality performance