The latches for the rear of the sides allows the tailgate to open freely and to support the sides when closed. They can be fabricated in the workshop if you have a drill press, vice and a bit of patience. Otherwise, take the plans down to your local machine shop to build for you.
To align the latch tubes correctly on both the tailgate and sides, 25 x 3mm flatbar packers, 75mm long, need to be fitted between the tubes and the uprights.
In the next section we fit the lights and decking and cladding for the tailgate and sides -