Three dimensional screw acc. to Steiner, individually adjustable middle bar, two movements, Stainless Steel


1 piece

Material: Stainless steel
  • strengthened guides
  • individually adjustable middle bar for adapting to different palatal vault curvatures
  • two independently controlled movements (symmetrical transverse expansion)
  • same total expansion per segment
With expansion screw key straight, small – standard.
Indication: for combined transverse and protrusion movements with Y plates