Manufacturer Part Number: 558

-Designed for optimal stability during the most delicate surgery.
   The 558 comes standard with a specially designed floor lock to prevent chair movement during surgical procedures.

-Hands-free adjustment: Foot lever adjust stool without breaking sterile field.
   Upholstered armrests support forearms, adjust vertically and lock in place.

Seat adjustment: Lock stool seat swivel by lifting foot pedal. The angle of the arms adjusts along the horizontal axis then rotate to rear at the completion of the procedure.

-Choice of three heights:

Standard height elevates from 17 to 25" above the floor.

Medium seat height for surgical use is 20 1/2 to 28".

High seat height is 24 to 31 1/2".