![Amazon.com: StewMac String Action Gauge And Ruler, Inches, Stainless Steel - Designed by StewMac, The Original measuring tool for acoustic and electric guitar, and bass setup : Musical Instruments Amazon.com: StewMac String Action Gauge And Ruler, Inches, Stainless Steel - Designed by StewMac, The Original measuring tool for acoustic and electric guitar, and bass setup : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81zIQafSrWL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StewMac String Action Gauge And Ruler, Inches, Stainless Steel - Designed by StewMac, The Original measuring tool for acoustic and electric guitar, and bass setup : Musical Instruments
![Amazon.com: TUOREN Set of 3pcs Neck Straight Edge 23cm/9.05" Length String Action Ruler Gauge String Height Gauge Fret Rocker Leveling Tool for Electric Bass and Acoustic Guitar : Musical Instruments Amazon.com: TUOREN Set of 3pcs Neck Straight Edge 23cm/9.05" Length String Action Ruler Gauge String Height Gauge Fret Rocker Leveling Tool for Electric Bass and Acoustic Guitar : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61Sek8flLBL._AC_UF894,1000_QL80_.jpg)
Amazon.com: TUOREN Set of 3pcs Neck Straight Edge 23cm/9.05" Length String Action Ruler Gauge String Height Gauge Fret Rocker Leveling Tool for Electric Bass and Acoustic Guitar : Musical Instruments
![Amazon.com: String Action Gauge Ruler, Guitar Height Gauge, Guitar Set Up Repairing Luthier Tool for Guitar,Ukulele,Bass,Banjo,Mandolin : Sports & Outdoors Amazon.com: String Action Gauge Ruler, Guitar Height Gauge, Guitar Set Up Repairing Luthier Tool for Guitar,Ukulele,Bass,Banjo,Mandolin : Sports & Outdoors](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71EsmNDCNOL._AC_UF350,350_QL80_.jpg)
Amazon.com: String Action Gauge Ruler, Guitar Height Gauge, Guitar Set Up Repairing Luthier Tool for Guitar,Ukulele,Bass,Banjo,Mandolin : Sports & Outdoors
![Amazon.com: Cheerock 10pcs Guitar String Action Gauge, Stainless Steel Guitar String Height Gauge Setup Tool, Guitar Repairing Luthier Tools for Accurately Measuring String Height and Guitar Radius : Musical Instruments Amazon.com: Cheerock 10pcs Guitar String Action Gauge, Stainless Steel Guitar String Height Gauge Setup Tool, Guitar Repairing Luthier Tools for Accurately Measuring String Height and Guitar Radius : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61Y3ojWQDyL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Cheerock 10pcs Guitar String Action Gauge, Stainless Steel Guitar String Height Gauge Setup Tool, Guitar Repairing Luthier Tools for Accurately Measuring String Height and Guitar Radius : Musical Instruments
![Amazon.com - Huhudde String Action Ruler Gauge Stainless Steel Guitar String Measuring Tool Height Gauge Guitar Set Up Repairing Tool String Action Gauge Ruler Amazon.com - Huhudde String Action Ruler Gauge Stainless Steel Guitar String Measuring Tool Height Gauge Guitar Set Up Repairing Tool String Action Gauge Ruler](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/615l8D6oduL._AC_UF894,1000_QL80_.jpg)
Amazon.com - Huhudde String Action Ruler Gauge Stainless Steel Guitar String Measuring Tool Height Gauge Guitar Set Up Repairing Tool String Action Gauge Ruler
![Amazon.com: Guitar String Action Gauge Ruler, 2Pcs Double Sided Guitar Fingerboard Fretboard Measuring Tool with Clean Print for Guitar Bass : Musical Instruments Amazon.com: Guitar String Action Gauge Ruler, 2Pcs Double Sided Guitar Fingerboard Fretboard Measuring Tool with Clean Print for Guitar Bass : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/618HIqnDtaL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Guitar String Action Gauge Ruler, 2Pcs Double Sided Guitar Fingerboard Fretboard Measuring Tool with Clean Print for Guitar Bass : Musical Instruments
![Amazon.com: 17 Pieces Guitar Luthier Tools Set Guitar Radius Gauge, String Action Ruler Gauge, Feeler Gauge, Guitar Notched Radius Gauges, Guitar Neck Notched Straight Edge, Fret Rocker for Electric Guitar Setup : Amazon.com: 17 Pieces Guitar Luthier Tools Set Guitar Radius Gauge, String Action Ruler Gauge, Feeler Gauge, Guitar Notched Radius Gauges, Guitar Neck Notched Straight Edge, Fret Rocker for Electric Guitar Setup :](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81-7qOC6dPL._AC_UF350,350_QL80_.jpg)
Amazon.com: 17 Pieces Guitar Luthier Tools Set Guitar Radius Gauge, String Action Ruler Gauge, Feeler Gauge, Guitar Notched Radius Gauges, Guitar Neck Notched Straight Edge, Fret Rocker for Electric Guitar Setup :
![Amazon.com: Alnicov Guitar Neck Rest Support Pillow Guitar String Instrument Repair Tool : Musical Instruments Amazon.com: Alnicov Guitar Neck Rest Support Pillow Guitar String Instrument Repair Tool : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61L-3NlegpL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Alnicov Guitar Neck Rest Support Pillow Guitar String Instrument Repair Tool : Musical Instruments
![Amazon.com: String Action Gauge Ruler, Guitar Height Gauge, Guitar Set Up Repairing Luthier Tool for Guitar,Ukulele,Bass,Banjo,Mandolin : Sports & Outdoors Amazon.com: String Action Gauge Ruler, Guitar Height Gauge, Guitar Set Up Repairing Luthier Tool for Guitar,Ukulele,Bass,Banjo,Mandolin : Sports & Outdoors](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61yqKeM5lkL._AC_UF894,1000_QL80_.jpg)
Amazon.com: String Action Gauge Ruler, Guitar Height Gauge, Guitar Set Up Repairing Luthier Tool for Guitar,Ukulele,Bass,Banjo,Mandolin : Sports & Outdoors
![Amazon.com: Vencetmat Guitar String Action Gauge, String Height Ruler, Guitar Fret Rocker, Fret Leveling Guide, Buzzing Fret Catcher, 1mm Thickness, Laser Etching, High Precision Graduations,Luthier Tools : Musical Instruments Amazon.com: Vencetmat Guitar String Action Gauge, String Height Ruler, Guitar Fret Rocker, Fret Leveling Guide, Buzzing Fret Catcher, 1mm Thickness, Laser Etching, High Precision Graduations,Luthier Tools : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61F2VWfMzpL.jpg)
Amazon.com: Vencetmat Guitar String Action Gauge, String Height Ruler, Guitar Fret Rocker, Fret Leveling Guide, Buzzing Fret Catcher, 1mm Thickness, Laser Etching, High Precision Graduations,Luthier Tools : Musical Instruments
![Amazon.com: Fret Rocker AND String Height Gauge - Deadly Accurate 100% Made in the USA : Musical Instruments Amazon.com: Fret Rocker AND String Height Gauge - Deadly Accurate 100% Made in the USA : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81w+JedRViL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Fret Rocker AND String Height Gauge - Deadly Accurate 100% Made in the USA : Musical Instruments
![Amazon.com: String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments Amazon.com: String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81HrZLyMyvL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments
![Amazon.com: FretGuru METRIC+ 8-in-1 String Action Gauge Guitar Fret Ruler Precision Fret Rocker - Precise CNC Machined, Diamond Honed, Polished Edge Guitar String Height Gauge - Luthier Tool with Leather Case : Amazon.com: FretGuru METRIC+ 8-in-1 String Action Gauge Guitar Fret Ruler Precision Fret Rocker - Precise CNC Machined, Diamond Honed, Polished Edge Guitar String Height Gauge - Luthier Tool with Leather Case :](https://images-na.ssl-images-amazon.com/images/I/91JQA+z8w1L._AC_UL600_SR600,600_.jpg)
Amazon.com: FretGuru METRIC+ 8-in-1 String Action Gauge Guitar Fret Ruler Precision Fret Rocker - Precise CNC Machined, Diamond Honed, Polished Edge Guitar String Height Gauge - Luthier Tool with Leather Case :
![Amazon.com: Bnineteenteam Guitar String Gauge Tool,Measurement Standard String Action Ruler Gauge with Fret Protectors Set for for Electric Guitar Acoustic Guitar Bass and Luthier Performance Accessory : Musical Instruments Amazon.com: Bnineteenteam Guitar String Gauge Tool,Measurement Standard String Action Ruler Gauge with Fret Protectors Set for for Electric Guitar Acoustic Guitar Bass and Luthier Performance Accessory : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61t9LDOJ2eL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Bnineteenteam Guitar String Gauge Tool,Measurement Standard String Action Ruler Gauge with Fret Protectors Set for for Electric Guitar Acoustic Guitar Bass and Luthier Performance Accessory : Musical Instruments
![Amazon.com: Cheerock 10pcs Guitar String Action Gauge, Stainless Steel Guitar String Height Gauge Setup Tool, Guitar Repairing Luthier Tools for Accurately Measuring String Height and Guitar Radius : Musical Instruments Amazon.com: Cheerock 10pcs Guitar String Action Gauge, Stainless Steel Guitar String Height Gauge Setup Tool, Guitar Repairing Luthier Tools for Accurately Measuring String Height and Guitar Radius : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/717p+COrmbL._AC_UF350,350_QL80_.jpg)
Amazon.com: Cheerock 10pcs Guitar String Action Gauge, Stainless Steel Guitar String Height Gauge Setup Tool, Guitar Repairing Luthier Tools for Accurately Measuring String Height and Guitar Radius : Musical Instruments
![Amazon.com: TUOREN 2pcs String Action Ruler Gauge Guitar Fret Rocker String Height Gauge Measuring Tool for Electric Bass and Acoustic Guitar Black : Musical Instruments Amazon.com: TUOREN 2pcs String Action Ruler Gauge Guitar Fret Rocker String Height Gauge Measuring Tool for Electric Bass and Acoustic Guitar Black : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71F7weRZ3WL._AC_UF894,1000_QL80_.jpg)
Amazon.com: TUOREN 2pcs String Action Ruler Gauge Guitar Fret Rocker String Height Gauge Measuring Tool for Electric Bass and Acoustic Guitar Black : Musical Instruments
![Amazon.com: Taiss String Action Ruler,String Action Gauge Ruler Tool,Guitar String height Gauge For Acoustic Guitar and Electric Bass F-073 : Musical Instruments Amazon.com: Taiss String Action Ruler,String Action Gauge Ruler Tool,Guitar String height Gauge For Acoustic Guitar and Electric Bass F-073 : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/717Q0V5Ha+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taiss String Action Ruler,String Action Gauge Ruler Tool,Guitar String height Gauge For Acoustic Guitar and Electric Bass F-073 : Musical Instruments
![Amazon.com: Fret Rocker AND String Height Gauge - Deadly Accurate 100% Made in the USA : Musical Instruments Amazon.com: Fret Rocker AND String Height Gauge - Deadly Accurate 100% Made in the USA : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81Doj4HkIQL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Fret Rocker AND String Height Gauge - Deadly Accurate 100% Made in the USA : Musical Instruments
![Amazon.com: 49 Pcs Guitar Setup Kit - Guitar Maintenance Kit for Guitar Ukulele Bass Banjo Luthier Tools Guitar Repair Tool Kit for Guitar Player or String Instrument Enthusiast Beginner : Musical Instruments Amazon.com: 49 Pcs Guitar Setup Kit - Guitar Maintenance Kit for Guitar Ukulele Bass Banjo Luthier Tools Guitar Repair Tool Kit for Guitar Player or String Instrument Enthusiast Beginner : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71ec-XGXIZL._AC_UF350,350_QL80_.jpg)
Amazon.com: 49 Pcs Guitar Setup Kit - Guitar Maintenance Kit for Guitar Ukulele Bass Banjo Luthier Tools Guitar Repair Tool Kit for Guitar Player or String Instrument Enthusiast Beginner : Musical Instruments
![Amazon.com: PENXFHZ String action gauge Guitar action gauge Guitar string height gauge String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments Amazon.com: PENXFHZ String action gauge Guitar action gauge Guitar string height gauge String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51w1y1j+ozL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PENXFHZ String action gauge Guitar action gauge Guitar string height gauge String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments
![Amazon.com: Guitar String Action Gauge, COENGWO String Height Gauge Ruler Guitar Setup Measuring Tool Kit for Guitar, Bass, Mandolin, Banjo : Musical Instruments Amazon.com: Guitar String Action Gauge, COENGWO String Height Gauge Ruler Guitar Setup Measuring Tool Kit for Guitar, Bass, Mandolin, Banjo : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/51W1xDYYZiL._AC_.jpg)
Amazon.com: Guitar String Action Gauge, COENGWO String Height Gauge Ruler Guitar Setup Measuring Tool Kit for Guitar, Bass, Mandolin, Banjo : Musical Instruments
![Amazon.com: Guitar Neck Rest Cradle, Guitar Action Gauge Ruler Luthier Guitar Tool Kits for Guitar, Bass, Mandolin, Banjo : Musical Instruments Amazon.com: Guitar Neck Rest Cradle, Guitar Action Gauge Ruler Luthier Guitar Tool Kits for Guitar, Bass, Mandolin, Banjo : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61Qq2jS8YSL.jpg)
Amazon.com: Guitar Neck Rest Cradle, Guitar Action Gauge Ruler Luthier Guitar Tool Kits for Guitar, Bass, Mandolin, Banjo : Musical Instruments
![Amazon.com: Guitar String Action Gauge Ruler, 2Pcs Double Sided Guitar Fingerboard Fretboard Measuring Tool with Clean Print for Guitar Bass : Musical Instruments Amazon.com: Guitar String Action Gauge Ruler, 2Pcs Double Sided Guitar Fingerboard Fretboard Measuring Tool with Clean Print for Guitar Bass : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61Cm7JcIjlL._AC_UF350,350_QL80_.jpg)
Amazon.com: Guitar String Action Gauge Ruler, 2Pcs Double Sided Guitar Fingerboard Fretboard Measuring Tool with Clean Print for Guitar Bass : Musical Instruments
![Amazon.com: String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments Amazon.com: String Action Ruler Gauge,Guitar Repairing Tool for Luthier,Fit for Guitar,Ukulele,Bass,Banjo,Mandolin : Musical Instruments](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/710iEgeNZ9L.jpg)