Schaller GrandTune Single Guitar Tuning Machine
The Schaller GrandTune combines sophisticated vintage design with precise tuning behavior and smooth performance. This classic open-gear tuning machine utilizes an exposed gear and worm design perfected for flawless operation.
Featuring an 18:1 gear ratio, it delivers uncompromising accuracy and lasting durability. The deliberate absence of synthetic coatings ensures seamless acoustic resonance across your entire instrument.
Crafted with ultra-precise contact surfaces and permanently locked, sealed screw joints, the mechanism guarantees wear-free, maintenance-free reliability and optimal sound transmission.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Weight | 0.11 lb |
| Mounting Type | Solid or Slotted Headstock |
| Included Screws | 2 x Countersunk Mounting Screws (M2.2 x 11) |
| Included Bushing | 1 x Hexagonal Press-in Bushing (Outer Diameter 0.35 in, Inner Diameter 0.24 in) |





















