When the car goes back, the pin axle falls down, the baffle is raised, and the debris such as steel slag is prevented from being dragged back. 1) Load capacity: 0-45t. 2) Walking speed: 2-20 m/min. 3) Wheel diameter: 720mm. 4) Rail gauge: 3000mm. 5) Working itinerary: 0-56m. 6) Working voltage: 380V 50HZ.