D'Addario EXL170-5TP XL Nickel strings set the standard for electric bass strings. Renowned for their clear fundamentals, robust tight lows, and dependable D'Addario craftsmanship, they are favored by musicians globally for any performance. Constructed with a high carbon steel core and nickel-plated steel wrap wire, XL Nickel bass strings deliver a consistently bright tone and smooth playability, suitable for diverse bass playing styles. Designed for 5-string basses, the 45-130 Regular Light gauge strings extend our most favored bass gauge with an additional low B-string.