D'Addario ECB81SL Chrome Bass FW Soft Super-Long String Set

Gauges: 45-65-89-100. Flat (ribbon) wound. Precision polished. Under-windings and core combinations vibrate freely, providing a true, clear sound. Super-long scale.D'Addario is the world's largest manufacturer of strings for musical instruments. Many top guitarists won't play any other brand. Regardless of your playing style, D'Addario has a set of strings that's right for your bass.