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Based on price data from 4 merchants for "Ernie Ball Hybrid Slinky Cobalt Bass Strings (45-105)". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Experience a new level of performance with the Ernie Ball Hybrid Slinky Cobalt Bass Strings (45-105). Crafted with a unique combination of Super Slinky and Regular Slinky gauges, these strings redefine the standards of bass guitar strings. A breakthrough in string technology, these strings offer exceptional tonal range, dynamic responsiveness, and remarkable longevity.
The Ernie Ball Cobalt Bass Strings stand out for their unparalleled magnetic interaction with pickups due to the cobalt alloy, the most magnetically active alloy on the planet. This interaction results in a significantly higher output, delivering a stronger, punchier sound with crisp highs and robust lows. Moreover, these strings offer unmatched flexibility and resistance to sweat and moisture, outperforming other nickel wound strings on the market.
Enhance your bass guitar performance with these strings' superior sustain, clarity, and output. Comfortable under the fingers, they allow a smooth glide for effortless execution of fast passages. Produced in the USA, these strings maintain the high-quality standards that Ernie Ball is renowned for, ensuring consistent performance and extended lifespan.
Key Features:
- Cobalt alloy for maximum magnetic interaction with pickups
- Combination of Super Slinky and Regular Slinky gauges
- High output for a punchier sound
- Resistant to sweat and moisture
- Unmatched flexibility compared to nickel wound strings
- Superior sustain, clarity, and output
- Comfortable under the fingers for effortless execution of fast passages
- Made in the USA
- Gauges: .045, .065, .085, .105
Product specs
| Guitar Type | Electric Bass |
| Number of Strings | 4 |
| Coated | No |
| Gauges | .045, .065, .085, .105 |
| Winding Type | Round Wound |
| Core Material | Steel |
| Winding Material | Iron/Cobalt Alloy |
| Scale Length | Long |
FAQs
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What are the tonal characteristics of Ernie Ball Hybrid Slinky Cobalt Bass Strings?
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Ernie Ball Hybrid Slinky Cobalt Bass Strings are known for their enhanced output and clarity, offering a bright and punchy tone. The cobalt alloy provides a stronger magnetic relationship with pickups, resulting in a more dynamic and expressive sound.
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Are Ernie Ball Hybrid Slinky Cobalt Bass Strings suitable for all playing styles?
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These strings are versatile and can accommodate a range of playing styles, from fingerstyle to slap bass. Their balanced tension and dynamic response make them suitable for various genres, including rock, funk, and jazz.
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How do Ernie Ball Hybrid Slinky Cobalt Bass Strings compare to nickel-wound strings?
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Cobalt strings generally offer a brighter and more articulate sound compared to traditional nickel-wound strings. They also provide a stronger magnetic interaction with pickups, enhancing overall output and sustain.
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Do Ernie Ball Hybrid Slinky Cobalt Bass Strings maintain tuning stability well?
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Yes, these strings are designed to offer excellent tuning stability. The cobalt alloy and hex core construction help ensure consistent performance and reliable tuning, even during extended playing sessions.
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Are Ernie Ball Hybrid Slinky Cobalt Bass Strings suitable for long-scale bass guitars?
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Yes, these strings are designed for long-scale bass guitars, providing a perfect fit and optimal tension for instruments with a standard scale length.
Videos
Bill Plays Bass
Ernie Ball Cobalt Slinky bass strings - What sorcery is this? A very unique string indeed.
Reviews
PROS
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Outstanding clarity, tone, and stability across various bass models
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Long-lasting brightness and crunchiness in sound
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Provides a full, loud B string with pronounced highs on D/G
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Works well with both fingers and picks
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Suitable for headless bass systems
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Retains tune well after initial break-in
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Bright, aggressive tone compared to other brands
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Fairly priced for high performance
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Distinctive, amplified upgrade over standard strings
CONS
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Slightly rougher texture compared to smoother strings
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Prone to rust more quickly
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Occasional defect with strings unraveling or breaking
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Ernie Ball Hybrid Slinky Cobalt Bass Strings (45-105).
User experience
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Ernie Ball Cobalt rounds can feel rough, similar to stainless steel strings, which may not suit users preferring smoother textures.
Source
Features and functionality
Setup and maintenance
Comparisons
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Cobalt flats maintain their brightness longer than some flats but eventually lose their high-end sparkle after extended use.
Source
5.0 out of 5
Based on 2 Reviews and 7 Ratings
117
Great step up
Great step up from the normal hybrid slinkies I've been using before (and still use for my first bass, the cobalts give of a nice sound and play well enough whether you prefer your fingers or a pick.
Artist usage
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Used With
Based on how musicians on Equipboard use Ernie Ball Hybrid Slinky Cobalt Bass Strings (45-105), it is most commonly used with the following gear.
Community setups
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