Rotosound SWING BASS 66 Electric Bass Strings Stainless Steel, Round Wound Rotosound's best selling RS66 series electric bass strings were developed to meet the specific demands of bass players wanting to be heard through and behind the leading British lead guitarists of the last decades. They wanted a round wound bass strings with a powerful, louder, and bigger sound that stands out and holds its own against straining lead guitarists. They found round wound stainless steel gave them the edge they needed to be heard. Through the years Rotosound became the brand of choice, for this specific quality. To develop that cutting edge bass sound, they had to come up with new ideas and methods, including special materials and highly secretive manufacturing processes. All this has been reinforced with unrelenting quality checks, from the arrival of the raw materials, through processing and production, and during the packaging operations; all to ensure the highest quality and consistency possible. RS66 bass strings come in the following gauges, and are fantastic for Rock, Blues, Jazz, Country or any other style of bass guitar. They are as versatile as the player wants to be, and they let him/her bring out the music they have within, making it heard through the rest of the band. Stock Number Notes Diameter X 1/1000 Inch G D A E B RS66 LC 40 60 75 95 RS66 LD Most Popular 45 65 80 105 RS66LE 50 70 85 110 RS665 LD 5-Strings Bass 45 65 80 105 130 Installation Note: When fitting Rotosound bass strings, be sure that the silked part of the string ONLY is wound around the machine post. If the speaking length of the string is wound around the post, the string may then be prone to breakage.