Schaller GrandTune Single Guitar Tuning Machine
The Schaller GrandTune combines sophisticated vintage design with precise tuning behavior and smooth performance. Engineered as a perfected open-gear tuning machine, it features an exposed gear and worm drive without synthetic coatings for uninhibited instrument resonance.
With an exact 1:18 gear ratio, this tuning machine delivers high tuning stability, smooth operation, and long-lasting durability. Ultra-precise contact surfaces without polymer coatings ensure friction-free interaction and wear-free performance across the life of your instrument.
Designed with standard dimensions of series instruments for straightforward installation or replacement, it includes countersunk screw holes and permanently sealed screw joints for optimal tone transmission and maintenance-free operation.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Weight per Single Tuner | 0.63 oz (Koa), 0.67 oz (Perloid), 0.71 oz (Galalith, Ebony), 0.74 oz (Snakewood), 0.88 oz (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) |
| Included Bushing Dimensions | Hexagonal, 0.35 in outer diameter, 0.24 in inner diameter (for 0.24 in post) |
| Weight | 0.11 lb |
