If you can gig night after night, your strings should be able to keep up. Martin SP strings are designed with the performer in mind. Made with high tensile strength core wire and finished with the highest quality phosphor bronze wrap wire, the SP line of strings stands up to rigorous practice and performance schedules to deliver consistent true tone that you can count on song after song. Now in new longer life packaging. Available in a range of gauges.
- Extra Light 10-47
- Custom Light 11-52
- Light 12-54 (This is a medium/regular gauge)
- Medium 13-56 (This is actually the heaviest gauge Martin make)