Detail 01
Sealed, lubricated gears
The gears are described as sealed-in and lubricated.
Product detailSKU #1500000429893
GroverRoto-Grip Locking Rotomatics 502 Series Keystone Button Tuning Machines Chrome
1/8
Independent shopping perspective
The Korena take
Locking Rotomatics tuners with sealed, lubricated gears and a thumbscrew mechanism for precise tuning adjustments and quick string changes.
Strong match
Who this is for
- Players seeking 502 Series locking tuning machines
- Gigs and studio work
- Quick string changes and precision tuning adjustments
Consider the trade-offs
When to look elsewhere
- Buyers who do not need a locking thumbscrew mechanism
- Instruments not suited to the stated 25/64 in. post hole
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
Thumbscrew mechanism
Provides the locking function and supports quick string changes.
Detail 03
25/64 in. post hole
This is the stated post-hole size.
Detail 04
28.2 mm overall post length
This is the stated overall post length.
Final check
Know before you order
- 01Confirm the 25/64 in. post-hole requirement.
- 02Confirm the 28.2 mm overall post length suits your instrument.
- 03Verify this 502 Series set is a drop-in replacement for your current tuners.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01Are these locking tuning machines?
Yes. They use a thumbscrew locking mechanism.
02What is the post-hole size?
25/64 in.
03What is the overall post length?
28.2 mm.
04What finish and button style do they have?
Chrome finish with keystone buttons.
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
- site51500000429893
Worth comparing
1 of 12
