SeaChoice Boarding Ladder 4-Step.

47″ H Aluminum 4-Step Gunwale Hook Ladder by Seachoice. Non-anodized aluminum 7/8″ tubing. Polyethylene steps, 11″ hooks and support legs. Folds flat for storage. Portable, hooks to the boat gunwale. This product is designed to help you and your friends get on board easier and faster. It is durable and lightweight, so it can withstand lots of abuse, while being easy to carry and move. The part is made from corrosion- and wear-resistant materials to serve you year in, year out.