Extreme Max Weld Free Fi x ed Dock Ladder - 3 Step. With 100percent weld-free aluminum the ladder is both lightweight and durable boasting a maximum capacity of 300 lbs. Corrosion-resistant in freshwater applications; oxidation may occur in brackish and saltwater. Available in three four and five-step versions. Due to the large variety of mounting surfaces available mounting hardware is not included. Features of Extreme Max 3005.4102 Weld Free Fi x ed Dock Ladder - 3 Step Permanently installs on a dock or swim raft 100percent weld-free aluminum construction Maximum capacity: 300 lbs. Available in three four or five step versions Mounting hardware not included Package Contents: Extreme Max 3005.4102 Weld Free Fi x ed Dock Ladder - 3 Step Extreme Max 3005.4102: Weld Free Fi x ed Dock Ladder - 3 Step