The steps of the stairs are wide, so you can go up and down safely even with your luggage.
The hook section expands and contracts, allowing you to set it according to the height of the track. In addition, with a locking device, the position of the stairs is stable, so it is safe.
The effective inner dimension of the hook is 7.4 cm, and it can be hung not only on aori but also on scaffolding pipes.