Marcus Miller signature Fat Beams were designed for Marcus" exacting standards. Marcus Miller is a pioneer in electric bass who has worked with Miles Davis, served as a producer for "Night Music," developed an extensive resume as a producer in L.A., and has played on more than 200 records. Marcus Miller worked with DR to develop a new and improved version of one of the best stainless round wound bass strings on the market. The effort took over a year, and the result is a fatter, deeper, smoother string that satisfied Marcus Millers demanding standard. Fatter tone. Deeper sound, smoother feel and response are the qualities that separate Marcus Miller Fat-Beams from all other ordinary bass strings. New Fat-Beams are also more consistent in feel along the length of the string, as well as string to string. Gauges 45-65-80-100. Gauges 45-65-80-100 Deep, fat tone Consistantly smooth feel across all strings