"This heavy duty steel dock board features two red pins and full length side side pockets on each side for maximum versatility. When properly positioned in one of the side pocket holes, these pins hold the dock board firmly in place guarding against slippage. These pins provide safe loading conditions for container and park-out applications. Raised sides painted blue help the user to prevent run-off. Featured on the surface of the dock boards are two self storing fork lift pockets for easy and quick maneuverability and placement on a dock. Increase product life, safety, and work efficiency with these heavy duty dock boards. When choosing a heavy duty dock board please allow and extra 12 to 18"" more width then the widest load that will accommodate the dock board. This will ensure maximum clearance and maneuverability."