Add a ladder to a Ladder End or TimberFrame bunk bed when there is not enough room for access to the built-in ladder ends or for greater convenience. The ladder can be placed on the front or end of the bunk bed. The 4700 ladder is suitable for regular height Ladder End Bunk beds. The 4710 ladder is suitable for tall Ladder End and TimberFrame bunk beds models only.Also suitable for the loft version of any of the above models and for the end of any combination bunk bed.