Step by Step Aluminium Multipurpose Ladder is in 150kg working load meeting the demanding needs of the professional user. The 12ft and 16ft reach multipurpose ladder includes adjustable positions of double-sided step ladder and extension ladder allowing you to do more jobs quickly and safely without the need to purchase additional ladder. The hinge locks are easier than ever to use, anti-slip square hollow section and its compact storage size will fit all of your climbing needs.