As a professional semi trailer supplier we are not only do the test before shipment,but also recording operation video help customers study how to operate a detachable gooseneck lowboy trailer. 

Here introduce some sample steps help you realize it,more details you can check the video. 

When preparing to remove the gooseneck, you must first link the towing pin with the towing saddle. There are many types of removable gooseneck lowboy trailer for sale. Most split gooseneck operating principles are the same.