"olsbooks" I used styrene rod of different sizes, an thanks every one for commenting on my scratch work. As you have not seen any thing yet, once I get the truck done the Combination load trailers has to be fully scratch build as well as it's load. 
This is the one of the load ideas but a much bigger version. 
 
  
This is the other load idea. 
 
  
An I'll only be using the one jeep configuration.