new and high quality Material: Made of quality metal material, high strength, high hardness, solid structure, not easy to damage. Replacements: Suitable as tremolo arm socket perfect replacements accessories for guitar tremolo bridge systems. Easy of Installation: and compact, easy to install and use, the tremolo arm socket is for electric guitars. Workmanship: Exquisite workmanship makes it stable in structure, excellent in performance, and provides an excellent user experience. Good Choice: This is a direct plug in tremolo arm socket, for guitar lovers. Great for electric guitar tremolo bridge system. Specifications: Length: .32mm/1.26inch Inner Diameter: .6mm/0.24inch Outer Diameter: .9.56mm/0.38inch Color: black Material: Metal Package Contents: 1pcs x Tremolo Arm Socket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.