22% Stronger than standard 6063 marine grade aluminum ladders on the market. Strong, no gap welding on steps and other parts. Dockmate Stationary Standard-Step Dock Ladder, 4-Step : Sports & Outdoors. Skip to. Main content About this item About this item About this item Buying options... 4 Step Anodized Aluminum Straight Dock Ladder. Total Distance from Top of Dock to End of Ladder: 48. Ladder Width: 20. Handle Depth: 14. 4 Step Angled Aluminum Swim Ladder Dock Stairs Extreme Max Sliding Dock Ladder 4 Step Aluminum Dock Ladder Step Height: 12 (each step is 12 apart). Step Depth: 2. Buy Douglas Technologies Tire A5 Wheel - 10x5 - 3+2 Offset - 4/156 - Black ( 10x5 More resistant to corrosion = longer life span of the ladder.
