Fits electric guitar and bass.
Outer diameter: 15mm(19/32 inch), height: 4mm(5/32 inch), hole diameter: 5.2mm(13/64 inch).
Made of steel, stable and durable.
Used in place of a neckplate to attach a bolt-on neck to a guitar body. Perfect for necks made with fancy wood or using an uncommon screw pattern that do not use a neckplate, giving an extraordinarily clean appearance to the back of your instrument.
Package includes: 4pcs neck joint bushings and mounting accessories