Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune represents the ultimate fusion of classic vintage styling, pinpoint tuning precision, and velvety-smooth operation. Designed as an open-gear tuner with an ultra-precise worm gear, it delivers an 18:1 gear ratio engineered for unmatched accuracy, longevity, and stability across a wide range of musical instruments.
Crafted without synthetic polymer coatings, its high-precision fits and contact surfaces deliver optimal stick-slip performance while maximizing acoustic resonance. The assembly features permanently locked and sealed fittings, ensuring maintenance-free and wear-free performance that endures alongside the life of your finest guitars.
Engineered to standard instrument dimensions for effortless installation and replacement, this tuning machine features countersunk mounting holes to ensure a solid anchor and flawless sound transmission. Each unit is supplied with matching mounting screws and high-precision hexagonal press-in bushings for solid headstock installations.
| Brand | Schaller |
| Model | GrandTune (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Design | Open Gear |
| Country of Origin | Germany |
| Weight | 0.11 lb |
| Weight per Single Tuner | 0.04 lb (Koa), 0.04 lb (Perloid), 0.04 lb (Galalith, Ebony), 0.05 lb (Snakewood), 0.06 lb (Butterbean) including bushing |
| Button Dimensions (W x H x D) | 0.80 x 0.54 x 0.41 in (Butterbean), 0.69 x 0.54 x 0.24 in (all other buttons) |
