D'Addario ECB81-5SL 5-String Bass Guitar Strings, Light, 45-132, Super Long Scale Super long 5-String version of D'Addario's best selling flatwound bass guitar set Ribbon wound and polished for ultra-smooth feel and warm, mellow tone Fits super long scale basses with a string scale length of up to 38 inches Made in the U.S.A. for the highest quality and performance String Gauges: Wound .045, .065, .080, .100, .132