Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune combines stylish vintage aesthetics with precise tuning performance and velvety smooth action. This open-gear tuning machine features an 1:18 gear ratio that delivers exceptional accuracy and long-term durability. Designed without synthetic polymer coatings, it enables pure, unhindered resonance across your entire instrument.
Crafted with ultra-precise fittings and contact surfaces, the GrandTune provides optimal stick-slip properties free of wear and aging. Permanently locked, sealed screw joints ensure completely maintenance-free operation. Countersunk mounting screw holes guarantee solid contact and maximum sound transmission to the headstock.
Engineered to standard instrument dimensions for effortless installation and replacement, this tuning machine brings timeless elegance and superior tuning stability to any guitar.
| Brand | Schaller |
| Model | GrandTune (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Design | Open Gear |
| Weight | 0.11 lb |
| Bushing Outer Diameter | 0.35 in |
| Bushing Inner Diameter | 0.24 in |
| Post Diameter Compatibility | 0.24 in |
| Included Screws | 2 x M2.2 x 11 mm Countersunk Screws |



















