It 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.The stairs are highly stable due to the good position of the outriggers.Platform height is indicated to assist in positioning the steps.The platform is designed for easy and convenient positioning at the doorsill.Safely devices installed on the platform assure that there is no damage to the aircraft.Aluminum extruded and stainless steel has been utilized in the construction to maintain good appearance over a long time.

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