M4 90 (Light)

M4 90 (Light)

From €24.40*

Prices incl. VAT plus shipping costs

available, delivery time appr. 1-3 days Germany, 3-5 days Europe, 5-7 days other countries

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Elegance and lightness for electric basses

Experience the lighter side of heavy duty. M4 90 light – legendary Schaller quality at a stunning 40% less weight. Its specs, looks and superior performance define this tuner as a true no-compromise when it comes to weight reduction.

Special features

  • A special female screw guarantees precise positioning and fixing of the shaft.
  • High gear ratio of 1:20 ensures a very precise tuning.
  • 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.

Technical specifications

  • Gear ratio: 1:20
  • Weight: 52 g per piece
  • Screw lug: 90 degree

Scope of supply

  • 4 x threaded bushings
  • 4 x washers
  • 4 x mounting screws: M2.2 x 9.5

PDF file download

(Technical drawings without engagement. They show just a sample of buttons and posts. You`ll find the technical details of our posts by using the configurator chapter „posts“.)


Technical drawings