 Martin Sp 92/8 Medium (13-56) Gauge Acoustic Guitar Strings With Dream Inside The Box Game PieceMartin SP Strings have been engineered by the craftsmen at Martin to be ideal for rigorous practice and performance schedules. This set includes a Dream Inside the Box game piece with the opportunity to win a $10,000 Martin Custom Guitar! Accessories, Strings, Guitar Strings, Acoustic Guitar Strings, 6 String Sets for Acoustic Guitar, .013 Gauge Acoustic Guitar Strings Martin 41MSP4200SW Martin, .013 Gauge Acoustic Guitar Strings |