Detail 01
14:1 gear ratio
The stated tuning ratio for these machines.
Product detailSKU #1500000429369
GroverRotomatics 102 Series Standard Button Tuning Machines Black Chrome
1/8
Independent shopping perspective
The Korena take
A 102 Series tuning-machine set with a 14:1 ratio, lubricated sealed gears, and black chrome finish.
Strong match
Who this is for
- Guitar or bass players seeking 14:1 tuning machines
- Instruments compatible with a 25/64 in post hole and 23 mm post length
Consider the trade-offs
When to look elsewhere
- Instruments that do not match the stated post-hole or post-length dimensions
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
Lubricated, sealed gears
The gears are described as lubricated and sealed for smooth operation.
Detail 03
25/64 in post hole; 23 mm post length
The stated fitment dimensions.
Final check
Know before you order
- 01Confirm your instrument accepts a 25/64 in post hole.
- 02Confirm the 23 mm post length suits your instrument.
- 03Check that black chrome and standard buttons match your preferred look.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What gear ratio do these tuning machines use?
They use a 14:1 gear ratio.
02What finish do they have?
They have a black chrome finish.
03What are the stated post dimensions?
They specify a 25/64 in post hole and a 23 mm post length.
04Are the gears sealed?
Yes. The product description states that the gears are lubricated and sealed.
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
- site51500000429369
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