Ken Smith Rock Master Electric Bass Strings Stainless Steel Round Wound Ken Smith Rock Master bass strings are made from the highest quality stainless steel and wound to precise tensions, for optimum balance and tone. Stainless steel, round wound for super bright tone 40 inch winding length (extra long scale) for 34, 35 and 36 inch base scales Designed for all styles of modern music, with unlimited possibilities Both ends are silk wrapped, to protect your bass guitar's hardware Item No. Name/Description G D A E SMXL Slap Master - Extra Light .040 .060 .075 .095 RML Rock Master - Light .040 .060 .080 .100 RMML Rock Master-Medium Light .045 .065 .080 .100 RMM Rock Master-Medium .045 .065 .085 .105