Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune delivers an optimal combination of classic vintage styling, precision tuning stability, and smooth operation. Engineered with an open gear and worm design, it provides an ultra-precise 1:18 gear ratio that ensures long-lasting tuning accuracy.
Crafted without synthetic polymer coatings, this tuning machine enables pure acoustic resonance transfer to the instrument headstock. The wear-free contact surfaces and permanently locked, sealed screw joints ensure dependable, maintenance-free performance over years of use.
Designed to fit standard production instrument dimensions for straightforward installation and replacement, it features countersunk screw holes that provide rigid mounting and optimal vibration transmission.
| Brand | Schaller |
| Model | GrandTune Einzelmechanik (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Mounting Type | Countersunk screw mounting |
| Design | Open gear with worm drive |





















