Schaller M6 135 Guitar Tuning Machine
The Schaller M6 135 guitar tuning machine offers exceptional precision and tuning comfort with an upgraded 1:18 gear ratio. Designed to set the standard for enclosed tuners, it combines flawless functionality with precision engineering for smooth and reliable tuning adjustments.
Crafted with CNC-machined components and high-grade brass string posts, each tuner ensures long-term tuning stability and wear-free operation. The enclosed housing is permanently lubricated with specialized grease for completely maintenance-free performance.
Featuring the innovative stepped flanged bushing, the M6 135 guarantees effortless installation, accurate axis centering, and eliminates headstock tilt torque. With mounting dimensions identical to its predecessor, it serves as a seamless drop-in replacement without requiring modifications.
| Brand | Schaller |
| Model | M6 135 |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Weight | 0.13 lb |
| Single Tuner Weight with Button (Small/Large) | Metal (1.27 oz / 1.34 oz), Perloid (1.06 oz / 1.09 oz), Ebony (1.06 oz / 1.09 oz) including hollow screw |
| Button Bore Hole | Diameter 0.17 in (4.2 mm) with 0.14 in (3.6 mm) drive flat |
| Post Material | Brass |
| Lubrication | Schaller special permanent grease |




















