Detail 01
Cobalt alloy
Ernie Ball states that cobalt attracts pickup magnets more than other string alloys.

Independent shopping perspective
A USA-made cobalt round-wound bass set combining Super Slinky and Regular Slinky gauges for increased sustain, clarity, and output.


Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
Ernie Ball states that cobalt attracts pickup magnets more than other string alloys.
Detail 02
The strings are described as delivering maximum clarity and serious punch.
Detail 03
This is the gauge sequence supplied in the set.
Final check

Product questions
Straight answers to the questions shoppers most often ask about this product.
45, 65, 85, and 105.
Yes. They are electric bass strings.
They are round-wound.
They are made in the USA.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.