Schaller M6 135 Guitar Tuning Machine
The Schaller M6 135 Guitar Tuning Machine sets an industry standard for closed tuning mechanisms, combining legendary heritage with modern precision engineering. Featuring an upgraded 1:18 gear ratio, it delivers an exceptionally smooth, precise tuning experience and exceptional pitch stability. Every component is CNC-machined to exacting tolerances, ensuring uniform operation and long-lasting durability.
Equipped with high-grade brass string posts precisely fitted into the housing, these tuners minimize wear and maximize resonance. The innovative stepped M6 flanged washer eliminates tilting torque and ensures solid axis centering over the banjo bolt without requiring a stepped peghead bore. Permanently lubricated with Schaller special grease, each enclosed unit is completely maintenance-free.
Designed with the exact mounting dimensions of its iconic predecessor, the M6 135 serves as a direct drop-in replacement without requiring guitar modifications. High-precision manufacturing and premium materials make this tuning machine a reliable choice for professional guitarists seeking uncompromised tuning accuracy.
| Brand | Schaller |
| Model | M6 135 |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| String Post Material | High-Grade Brass |
| Lubrication | Schaller Special Grease (Maintenance-Free) |
| Button Bore Hole | Diameter 0.17 in (4.2 mm) with driving surface 0.14 in (3.6 mm) |
| Individual Tuner Weight (Small/Large Button) | Metal: 1.27 oz / 1.34 oz (36 g / 38 g), Perloid: 1.06 oz / 1.09 oz (30 g / 31 g), Ebony: 1.06 oz / 1.09 oz (30 g / 31 g) |
| Total Weight | 0.79 lb (0.36 kg) |
