Martin MA540 Authentic Acoustic SP Phosphor Bronze Light 6-String Acoustic Guitar Set
Martin MA550 Authentic Acoustic SP Phosphor Bronze Medium 6-String Acoustic Guitar Set
Martin MA545 Authentic Acoustic SP Phosphor Bronze Light/Medium 6-String Acoustic Guitar Set
Martin MA140 Authentic Acoustic SP 80/20 Light 6-String Acoustic Guitar Set
Martin MA150 Authentic Acoustic SP 80/20 Medium 6-String Acoustic Guitar Set
Martin MA130 Authentic Acoustic SP Silk & Steel 6-String Acoustic Guitar Set
Martin MA535 Authentic Acoustic SP Phosphor Bronze Custom Light 6-String Acoustic Guitar Set
Martin MA240 Authentic Acoustic SP 80/20 Bluegrass 6-String Acoustic Guitar Set
Martin MA530 Authentic Acoustic SP Phosphor Bronze Extra Light 6-String Acoustic Guitar Set
Martin MA175 Authentic Acoustic SP 80/20 Custom Light 6-String Acoustic Guitar Set
Martin MA190 Authentic Acoustic SP 80/20 Light 12-String Acoustic Guitar Set
Martin MA170 Authentic Acoustic SP 80/20 Extra Light 6-String Acoustic Guitar Set
Martin MA500 Authentic Acoustic SP Phosphor Bronze Extra Light 12-String Acoustic Guitar Set
Martin MA180 Authentic Acoustic SP 80/20 Extra Light 12-String Acoustic Guitar Set