7-step ladder anodized aluminum withmounting hardware.Durable, lightweight anodized aluminum. Large, angled steps for climbing comfort. Anti-skid tread for safety. Easily attaches to dock with J-hook hardware (included). Stainless steel assembly hardware. Step Height - 12". Step Depth - 4". Handle Depth - 15". Steps - 7. Dimensions - 4"L x 97.75"H x 18"W.