Dental Chair Logic Automatic adjustment for seat and backrest Zero position + three programmable work position + spit position Multi-articulating headrest Remote foot pedal with progressive hand piece drive Swivel right armrest Integrated junction box Injected foam padding Anatomic upholstery Delivery Unit 1.4 Logic CF Colibri system (Continental) Counterbalance flex arm with pneumatic lock 3 hand-piece positions + 1 three way syringe PLUS Articulated tray holder X-ray viewer Borden or Midwest connection