D'Addario EXPR170 Reds Bass Guitar Strings， Light， 45-100， Long Scale<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> EXP/Copper coating for a more "acoustic" tone on basses with magnetic and/or piezo pickups </span></li><li><span class="a-list-item"> Round wound with nickelplated steel for a distinctive bright tone with clear fundamentals </span></li><li><span class="a-list-item"> Fits long scale basses with a string scale length of up to 36 1/4 inches </span></li><li><span class="a-list-item"> Made in the U.S.A. for the highest quality and performance </span></li><li><span class="a-list-item"> String Gauges: Wound .045， .065， .080， .100 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51uHNhqlPJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/91s99rOSHZS.png" noproxy>