Abstract: The present invention relates to a method and apparatus for adjustably associating two components such as two components of a stringed instrument. Such invention is particularly well suited for adjusting the action of a guitar and for allowing any one of a plurality of guitar necks to be quickly and easily associated with a guitar body. One embodiment of the invention includes associating a body-plate with a body interface defined by guitar body and configured for being mechanically associated with a neck-plate associated with a guitar neck wherein the body-plate in the neck-plate are movably associated with each other so that the action of the guitar maybe easily adjusted. Another embodiment of the invention utilizes a pintle block and pillow block configuration for providing the same function.

Abstract: The present invention relates to a method and apparatus for adjustably associating two components such as two components of a stringed instrument. Such invention is particularly well suited for adjusting the action of a guitar and for allowing any one of a plurality of guitar necks to be quickly and easily associated with a guitar body. One embodiment of the invention includes associating a body-plate with a body interface defined by guitar body and configured for being mechanically associated with a neck-plate associated with a guitar neck wherein the body-plate in the neck-plate are movably associated with each other so that the action of the guitar maybe easily adjusted. Another embodiment of the invention utilizes a pintle block and pillow block configuration for providing the same function.