Martin Acoustic Strings 80/20 Bronze. Martin Strings are high quality strings for daily use. Core and wrap wires must meet strict requirements in order to make the grade. Martin Strings are wound to precise specifications.
- M170 Extra Light-Green Pack .010-.047
- M175 Custom Light-Purple Pack .011-.052
- M140 Light-Red Pack .012-.054
- M150 Medium-Blue Pack .013-.056