Features: 1.TWO WAY ADJUSTMENT: The guitar adjustment bar has a two way adjustment function, which can easily adjust the curvature of the neck to keep the guitar neck straight and the correct pitch 2.STRONG STEEL: The adjustable rod is made of high strength steel, strong and durable. Provide stable and reliable support and resist bending and deformation of guitar neck 3.EASY INSTALLATION: This steel truss rod bar is easy to install and can be completed with simple operation 4.WIDE APPLICATION: Guitar truss rod adjustment tool work with most electric guitars and can be customized to suit your needs 5.FOR REPAIR: Guitar truss rod is one of the ideal tools for guitar maintenance and repair. By correctly adjusting the lever, you can maintain the intonation and playing quality of the guitar, extending the use time specification:Item Type: Guitar Truss Rod Material: Steel PackageList: 1 x Guitar Truss Rod 1 x Wrench