Panadent - Mandibular Mounting Plate Spacer AssemblyBy Panadent Features & Benefits Hinge Recorder Ortho The spacer is attached to the mandibular frame of "H" (high model) Panadent articulator to convert it to be compatible with the discontinued "L" model articulator. Casts which have been mounted on low (L) model articulators can be transferred to a high (H) model articulators provided this spacer is placed on the mandibular frame of the high (H) articulator. Code: #2479 ME