How can the traction pin of the semi-trailer be connected with the traction seat?
Give you a picture of the back of the traction seat. The upper left corner is the handle, which pushes the slot through the linkage
When the traction pin is connected with the traction seat, the tractor can be reversed back directly and the traction pin can be automatically locked, and only when the bracelet is pulled out at the beginning can the latch be opened, and then the tractor can be driven away. Can go to the trailer home to see relevant knowledge