Fixed Eco - Weld Free Aluminum 5-Step Dock Ladder. These durable ladders have been designed to make a minimum carbon footprint. It is manufactured with no welding processes involved. Easily assembled in a few minutes with stainless steel fasteners. Wider steps make for a sure grip and a safe climb.. Rail Height: 18-1/2" above the dock. Distance to first step: From dock surface, 11" & 11" between steps. Steps: Are 2-1/2" deep and 14" wide. Capacity: 500lbs (227 kg)