Interlandi instant-fit headgear with plastic c-plates, adjustable directional force.Force activators may be affixed to the C-plate, enabling the transmission of force in various directions, from a sagittal perspective with reference to the functional occlusal plane, & to a face bow or j-hooks. Force may be delivered on each side to one or two sites in the same dental arch or to the maxillary & mandibular arch sites simultaneously.