The model CT-PS380T is a special type of towable passenger stairs designed by CARTOO GSE for airport passenger boarding service. The unit is equipped on towable chassis with hydraulic motor driving system with features of convenient operation and maintenance freely. The stairs adopt many well known spares for reliable quality performance. The work height range of the stairs is from 2000mm to 3800mm which can be suitable for most of commercial aircrafts. It can be widely used for airports or airliners with good appearance.