Fresh 35++ Martin M140 Bronze Acoustic Guitar Strings, Light
Fresh 35++ Martin M140 Bronze Acoustic Guitar Strings, Light. Martin strings stay bright for a long time and they stay usable on your guitar for even longer. Shipped with usps first class. The m140 acoustic bronze is a set of six strings for western guitars. Martin's original m140 light gauge strings, with 80/20 composition, are ideally suited for players who love deep, rich bass tones and clear, bright trebles.