![Rotosound SM66 Long Scale Swing Bass 66 Hybrid Strings | 40-100](http://wcmusicstore.com/cdn/shop/files/xiiu23djnm3p3hsswj9r_{width}x.webp?v=1691440602)
Rotosound SM66 Long Scale Swing Bass 66 Hybrid | 40-100
This is the roundwound string that James How and John Entwistle perfected into what was to become the industry standard.
The bright, punchy, high-energy sound of Swing Bass 66 strings is a major part of early rock music history and brought the bass player from the back line to the front of the stage.