Automotive passenger stair is a heightened auto passenger stair, installed with self-propelled (ZT58SKT）and commercial chassis (ZT44CKT,ZT58CKT). I t can be used for airplanes with doorsill height between 2300mm and 5800mm. The stair is a telescopic stairway type and its height may be adjusted step-by-step allowing the passengers to embark and disembark in total comfort.
