If you are experiencing problems with breaking strings then this article may help isolate some issues.
”Strings do break from age or because of a flaw in the string but most string breakages are caused by a problem with the instrument…”
EPS190’s are a hybrid construction of the popular EPS220 and EPS170 sets, optimal for players looking for comfortable playing tension without sacrificing a distinctive biting and punchy tone. Fits basses with a string scale length of up to 36 ½ inches.
ProSteels are D'Addario’s brightest and most magnetic bass strings. A specialized steel alloy delivers harmonically rich, brilliant high-end coupled with deep, tight lows that work in tandem to create the coveted “Piano tone” steel players crave. Great for both articulate fingering or aggressive picking, ProSteels give you the extra edge and punch you need to cut through the mix.
Ideal combination of comfortable playing tension with booming, tight low end
D'Addario’s brightest and most magnetic bass strings offering harmonically rich, deep and penetrating tone
Fits medium scale basses with a string scale length of up to 34 inches
Made in the U.S.A. for the highest quality and performance
String Gauges: Wound .040, .060, .080, .100