The Liftsafe DF071553-01 Cabin Interior Access Stand is ideal for use in the economy aisle and is designed to fit over most economy and some business class seats. It has been designed as a single worker unit with a capacity of 330 lbs. It is collapsible for easy carrying and storage. The ladder is of durable construction made primarily of structural aluminum with stainless steel hardware and a self-weight of only 25 lbs. Anti-slip ladder steps ensure maintenance staff and employee safety during operation.