Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune combines stylish vintage design with exact tuning precision and ultra-smooth operation. Designed as an open-gear tuner with a precision worm drive, it delivers exceptional stability without requiring synthetic coatings, ensuring optimum acoustic resonance across your instrument.
Featuring an 18:1 gear ratio, this tuning machine provides unmatched tuning accuracy and long-term durability. The ultra-precise fit and non-coated contact surfaces ensure flawless, wear-free glide performance, complemented by permanently locked and sealed screw connections for maintenance-free use.
Engineered to standard instrument dimensions for effortless replacement and installation, the tuner features countersunk screw holes for solid mounting and flawless vibration transfer. Each solid headstock configuration includes mounting screws and a hexagonal press-in bushing for immediate installation.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Gear Ratio | 1:18 |
| Weight per Tuner | 0.6 oz (Koa), 0.7 oz (Perloid), 0.7 oz (Galalith, Ebony), 0.7 oz (Snakewood), 0.9 oz (Butterbean) |
| Button Dimensions (W x H x D) | 0.8 x 0.5 x 0.4 in (Butterbean), 0.7 x 0.5 x 0.2 in (all other buttons) |
| Included Bushing Outer Diameter | 0.3 in |
| Included Bushing Inner Diameter | 0.2 in |
| Mounting Screws | 2 x M2.2 x 11 mm per tuner |
