A prosthetic wrist having at least one of a radial insert, which is configured to be fixed to a radius of a patient, a carpal implant and a wrist bearing component. The carpal implant includes a body and a pair of flanges, each of which being skewed to the axis of the body in a manner that permits them to abut the ulnar side of the hamate bone and the radial side of the distal portion of the carpal bone complex, respectively. The radial insert may be provided with a plurality of modular portions to allow for selection and customization of an implant.