The Werner D716-2 16′ Aluminum Extension Ladder is made of a sturdy aluminum and has a 200-lb duty rating. making it useful for light jobs. It has pivoting extruded shoes that sit at its base. which help to keep it steady. The 16′ extension ladder has a 3′ overlap total length of extensions to help gain increased center support.Top to Bottom: 16 Safe Reach Height: Overall Width.Side to Side: 15.75 Overall Depth.Front to Back: 5 Maximum Safe Reach Height: 3 Overall Product Weight: 17.