EZ String Action Ruler

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Precisely Measure & Adjust Guitar Strings To Play The Perfect Note!

Guitar action plays a big role in how a guitar feels to play. If the action is too high, the guitar will feel uncomfortable to play. If the action is too low, you will hear string buzzing. Set-up your strings properly using the right guitar action gauge and play your guitar in perfect tune.

Calibrate String Actions Precisely In A Heartbeat with EZ String Action Ruler - an action gauge designed for measuring action on the guitar needed for string set-up work. 


  • It gives different fret string preset for each kind of guitar, like classic guitar, electric guitar, bass guitar, etc. 
  • It has a scale for string height, for ridge saddle slot depth and for nuts saddles and polepieces
  • Visible and clear number printing that will not fade over time.
  • 12th Fret Conversion Chart  -  provides standard data clearly engraved on it for string adjustment. 

STURDY BUILT - Made of durable stainless steel material. 


  • Simply move the gauge left or right until one of the readings matches the height of the bottom of the string.
  • If you use a standard ruler, take multiple measurements to make sure you read the ruler properly.

Adjust higher action for a perfect tune or lower action for painless pressings!

HANDY AND PORTABLE - It is small and portable. It perfectly fits in your pocket for easy carrying. 

WIDE RANGE OF USE - This is open for use to all string instruments like guitar, bass, mandolin, banjo, ukulele, and many more. It's perfect for adjusting string heights.

This guitar action ruler device made chord set-up easy even by beginners. 

Tune ALL strings Instruments to perfection using this EZ String Action Ruler and strum and fingerpick like a Pro!


Material:  Stainless Steel

Size: 89mm x 51mm x 0.6mm

Package Inclusion/s:  Choose Your Bundle...

  • Buy 1 Only - 3 pcs. EZ String Action Ruler 
  • Buy 2 - 6 pcs.
  • Buy 3 - 9 pcs.


We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 45-day guarantee.

If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase.

Buying items online can be a daunting task, so we want you to realize that there is absolutely ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right.

We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance.

Remember: Shipping usually takes 2-3 weeks - read our Shipping for more details!

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