Robship 1V_708 8980 5 Hook & Moor 3m Boat Hook Length : 45-118" Step by step 1. Release carabineer 2. Place eye of dock line in the carabineer. 3. Choose push or pull operation according to mooring situation. Carabineer must always point in opposite direction from hook mooring movement. Use the mooring line to control this. 4. When operation is completed pull out the dock line from the carabineer and secure the line's eye on the boats own cleat. 5. If operation is failed, try to reverse. If it still hasn't been released, simply drop the hook into the water. The hook floats, so you can always retrieve it when the situation is safe.