Schaller GrandTune Single Guitar Tuning Machine
The Schaller GrandTune Single delivers the ultimate combination of vintage aesthetic design, precise tuning accuracy, and velvet-smooth performance. Built with an open-gear architecture and precision worm gear mechanism, this tuning machine provides an exact 1:18 gear ratio for unmatched tuning stability and longevity without synthetic coatings.
Crafted with ultra-precise contact surfaces and permanently locked, sealed screw joints, the mechanism ensures wear-free and maintenance-free operation. Its dimensions adhere to standard factory instrument specifications, allowing straightforward retrofitting and installation with countersunk screw holes for optimum acoustic resonance and secure hold.
Engineered for discerning musicians and luthiers, the GrandTune series fits a broad range of instruments. Each unit includes durable mounting hardware and precision bushings tailored for solid headstocks, delivering pure acoustic energy transfer without unwanted friction or noise.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| SKU | 10511023.49.12 |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Product Weight | 0.7 lb |
| Single Unit Weight | 0.6 oz (Perloid), 0.6 oz (Koa), 0.7 oz (Galalith, Ebony), 0.7 oz (Snakewood), 0.9 oz (Butterbean) |
| Button Dimensions (Butterbean) | 0.80 x 0.54 x 0.41 in |
| Button Dimensions (Standard) | 0.69 x 0.54 x 0.24 in |
| Mounting Hardware Included | M2.2 x 11 mm Screws, 8.8 mm Hexagonal Press-in Bushing (Solid Headstock) |
