Martin SP Studio and Stage Performance Phosphor Bronze Strings. All Martin SP sets use premium metals with high tensile strength to stand up to demanding performances. Strict core wire specifications set this product apart from other brands. Play with confidence!
Specifications
- Offer a warm, bright and well rounded acoustic tone with the professional feel and durability to match
- String Gauges: 10, 14, 23, 30, 39, 47
Product Code:MSP4000
