Detail 01
14:1 gear ratio
Designed to provide ultrafine tuning control.
Product detailSKU #1500000429379
GroverRotomatics 102 Series Keystone Button Tuning Machines Black Chrome
1/8
Independent shopping perspective
The Korena take
Precision-engineered 102 Series tuning machines with a 14:1 ratio, sealed lubricated gears, and adjustable tension.
Strong match
Who this is for
- Serious musicians seeking ultrafine tuning control
- Classical guitar, steel-string acoustic, or archtop jazz box players
Consider the trade-offs
When to look elsewhere
- Buyers who need specifications not stated in the supplied product data, such as dimensions or mounting details
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
Stated to provide smooth, accurate performance without slipping or backlash.
Detail 03
Oversize housing
Provides maximum stability and bearing surface for the worm, gear, and string post.
Detail 04
Countersunk tension screw
Lets you adjust tension to your exact specification.
Final check
Know before you order
- 01Confirm that the black chrome finish and keystone-button style suit your instrument.
- 02The supplied data does not state fitment, dimensions, or mounting requirements.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What is the gear ratio?
The gear ratio is 14:1.
02Can the tuning tension be adjusted?
Yes. A countersunk tension screw allows tension adjustment.
03What finish do these tuning machines have?
They have a black chrome finish.
04What instruments does the description mention?
It mentions classical guitar, steel-string acoustic, and archtop jazz box.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
4 detailsOther
- Category Source
- detail
- Tier
- new
- Korena Special
- false
- Source Id
- site51500000429379
Worth comparing
1 of 12
