1 handed adjustment system for quick change to leaning ladder, step ladder or extension ladder.Top section specifically designed to securely lean against wall corners, studs, poles and flat wall surfaces.Safety grip wall bumper provides firm grip for pole or corner leaning.Integral tool tray.Compact rear section fits between standard framing studs.Width: 640mm front section with 350mm back section.Open height: 2900 fully extended, 1800mm stepladder.Capacity:150kg.Certified to EN131 professional & non professional.10 year guarantee.Available in fibreglass or aluminium. Fibreglass option is non conductive.