1) Enclosed track
A track section, usually in a rectangular tube shape, that possesses a continuous slot running lengthwise along the underside of the section. This slot permits carriers and end trucks to travel on the interior bottom flange of the track section.
2) Enclosed track monorail
A track section, usually in a rectangular tube shape, that possesses a continuous slot running lengthwise along the underside of the section. This slot permits carriers and end trucks to travel on the interior bottom flange of the track section.