Schaller GrandTune Single Guitar Tuning Machine
The Schaller GrandTune Single Guitar Tuning Machine represents the ultimate fusion of classic vintage styling, pinpoint tuning accuracy, and velvet-smooth performance. Built as a perfected open-gear tuning machine, it features an open gear and worm gear design crafted for demanding musicians.
Its 1:18 gear ratio provides exceptional precision, smooth action, and long-lasting durability. The absence of synthetic polymer coatings allows the machine head to resonate naturally with your instrument while maintaining precise, wear-free performance over time.
Equipped with permanently locked, sealed, and countersunk screw holes for reliable stability and optimum sound transmission, this tuning machine seamlessly matches standard instrument dimensions for trouble-free installation and replacement.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Gear Ratio | 1:18 |
| Product Weight | 0.11 lb |
| 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) | 0.8 x 0.54 x 0.41 in (Butterbean), 0.69 x 0.54 x 0.24 in (all other buttons) |
| Hardware Included | 2 mounting screws per machine (M2.2 x 11), 1 hexagonal press-in bushing (8.8 mm outer diameter, 6.1 mm inner diameter for 6.0 mm post) for solid headstocks |
