Removable dock ladder: this detachable dock ladder is made of an aluminum alloy frame, ensuring security, stability, and better corrosion resistance. The 3.1 widened pedals include anti-slip stripes for offering a strong 500-pound load capacity and friction force. Ladders with 3-step, 4-step, and 5-step options are available. It's widely used in docks, sea boarding, and swimming pools.