Welded 1 1/2″ type 304 stainless steel square tubular base construction. Open-base frame features type 304 stainless steel apron on operators side. Three working heights available: 34″ standard working height complies with ADA guidelines for accessibility standards. 30″ for middle schools. 28″ low profile for elementary schools and nursing/healthcare facilities. Fully mobile – standard 5″ poly tread casters, two with brake (brake casters on server side). Tray slide heights: 31″ standard height for high schools. 27″ standard height for middle schools. 25″ height for elementary schools and nursing/healthcare facilities. Standard front holly berry red (Wilsonart D307-60) laminate mounted on 18 gauge galvanized subpanel. Quick-release spring-loaded docking device keeps adjoining units together without the use of tools. All units accommodate optional accessories, including tray slides, work shelves, and removable undershelves.