GL-13178B Detachable Folding Side Hinge For Trailer BSCH 30-5

A Detachable Trailer Side Hinge (often called a Lift-Off Hinge or Slip-Joint Hinge) is a two-piece hardware system that allows you to swing a trailer’s side panel open like a normal door, or lift it off entirely without using tools. While a standard hinge is permanently joined by a pinned center, a detachable hinge is designed to "unplug," allowing you to convert a utility trailer into a flatbed in seconds. How It Works: The "Male & Female" Design These hinges consist of two distinct parts that slide together: The Gudgeon (Male Part): This is a heavy-duty bracket with a fixed vertical pin. It is usually bolted or welded to the trailer frame or corner post. The Strap/Leaf (Female Part): This is a metal arm with a hollow "curl" or tube at the end. It is attached to the side panel. To install the side, you simply line up the "curl" over the "pin" and drop it into place. Gravity and the weight of the panel keep the hinge assembled. To remove the side, you open the latch, swing t…