Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune combines stylish vintage aesthetics with precise tuning performance and ultra-smooth operation. Designed as a perfected classic open-gear tuning machine, it features an exposed gear and worm design engineered for optimal tonal resonance and lasting durability.
Equipped with an 18:1 gear ratio, the GrandTune delivers unmatched tuning accuracy and stability across various playing conditions. The polymer-free design ensures wear-free interaction between precision-fit contact surfaces, preserving pure acoustic resonance without degradation over time.
Engineered to standard instrument dimensions for straightforward replacement or new builds, this tuning machine includes countersunk mounting screw holes for firm anchorage and superior mechanical coupling to the headstock.
| Brand | Schaller |
| Model | GrandTune (GT-Single) |
| Product Type | Single Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Design | Open Gear |
| Weight | 0.11 lb |
| Mounting Type | Screw-in with Bushing |





















