String ruler (Action adjusting tool) Prefox


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Brand: Prefox

Model Number: Prefox String Action Ruler
Type: String Action Ruler
Material: Stainless Steel type/Plastic type

Now perfectly adjust your string action to play more comfortably.


  1. Perfectly straight edges for accurate measurement
  2. Non-removable measurement engraving
  3. Premium quality material
  4. Compatible with all types of stringed instrument
  5. Available in Plastic and stainless material

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Additional Information


Plastic, Stainless steel