Rotosound JK13 Jumbo King Electric, Medium, 13-56
13 to 56 Gauge
Rotosound Phosphor Bronze 13-56 Medium Rotosounds best selling acoustic strings manufactured from high grade phosphor bronze wire to exacting tolerances. Bright, long lasting and extremely durable are the trademarks of these superior sets, all at a economical price. 13, 17, 26, 34, 46, 56.