Old version M4 (now called M4 180). Main difference between M4 and M4 180 is the bushing. M4 = 12mm and M4 180 = 14mm. That's why you cannot replace directly a M4 by the new M4 180 even if it looks the same.
- Model: 2x2
- Mounting: screw lug 180
- Surface: VintageCopper
- Buttons: M4 Metal
- Ratio: 1 : 12
- Weight g/item: 68
- Bore mm: 12.0
- Item number
Based on our M6 series - proven millions of times on bass guitars worldwide! Gear ratio 1:12.
A special female screw guarantees precise positioning and fixing of the shaft.
- All sealed tuners are lubricated with Schaller special grease for lifetime maintenance-free service.
- All parts are precision-crafted and surface-finished, the self-locking drive ensures an even, delicate and steady tuning.
- All string posts are made of high-grade brass and fitted into the housing with utmost precision, ensuring the best possible tuning accuracy and wear resistance.
- Besides the standard combinations (e.g. 4-in-line or 2/2), all tuner sets may also be ordered with any quantity of left and right tuners.