Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune combines vintage-inspired aesthetics with modern precision and smooth operation. Designed as an open-gear tuning machine, it features precision-engineered components and a non-coated contact interface that ensures optimal resonance and acoustic coupling with the instrument.
Equipped with a 1:18 gear ratio, this tuner delivers accurate and stable tuning for acoustic, electric, and classical guitars. Permanently locked, sealed screw joints ensure long-lasting performance without premature wear or play over time.
Designed to fit standard instrument specifications for straightforward installation and replacement, it includes recessed screw holes for secure mounting and enhanced tone transmission.
| Brand | Schaller |
| Model | GrandTune (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Design | Open Gear |
| Weight | 0.11 lb |
| Mounting Type | Screw-in Bushing / Slotted Headstock |
| Compatibility | Acoustic, Electric, and Classical Guitars |



















