Enhances stage, studio recordings, and practice with reliability Ideal for musicians, guitar technicians, and craft enthusiasts upgrading or repairing instrument output connection Premium brass construction with plating ensures resistant durability and optimal electrical signals transfer for clear guitar / basses output Five piece set of guitar jacks nut provides extended service life for multiple instruments or backup needs Precisions engineered 28.8mm size ensures seamless compatibility with standard 6.35mm ( 1 / 4 ") jacks on electric guitars and basses guitars