Detail 01
23:1 gear ratio
Provides a high-ratio adjustment range for precise tuning changes.
Product detailSKU #1500000429461
GroverTitan Electric Bass 145 Series Tuning Machines Nickel Reverse 4-in-line
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Independent shopping perspective
The Korena take
Built for electric bass, these reverse 4-in-line Titan 145 tuning machines pair sealed, lubricated gears with self-aligning thrust bearings for controlled tuning adjustments. The 23:1 ratio gives you fine control when bringing notes into tune, while the 21/32-inch post hole and sturdy posts are designed to hold securely at the headstock. Nickel die-cast housings are made to handle frequent tuning and playing.
Strong match
Who this is for
- Electric bass players replacing reverse 4-in-line tuners and prioritizing fine control during tuning adjustments.
What matters in use
The specifications, translated
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 02
Sealed, lubricated gears and self-aligning thrust bearings
Designed for smooth, accurate tuning movement.
Detail 03
21/32-inch post hole
A headstock measurement to check before installation.
Final check
Know before you order
- 01Confirm that your bass uses a reverse 4-in-line layout.
- 02Check the 21/32-inch post-hole requirement against the headstock.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What instrument are these tuning machines for?
They are designed for electric bass.
02What is the gear ratio?
The Titan 145 Series uses a 23:1 gear ratio.
