Telescopic folding ladder, stepladder, single ladder, extension ladder and stair ladder in one, with 4 x 4 rungs. This versatile helper is of professional quality. It combines a stepladder, single ladder, extension ladder and stairway ladder in one and offers particularly easy and safe handling. The ladder can be extended from rung to rung and can be folded using two joints. The telescopic inner rung is removable and enables a compact transport size that extends to almost four times its length. Manufactured from high quality, robust aluminium for maximum stability and safety, it has strong stainless steel locking bolts and eight special rivets through the entire frame. The ladder is also equipped with solid, ergonomically designed height adjusters.