96" Cross Tube also known as Crossover, this tube fits Steel Arm Tarping systems only. This Cross tube slides into the tarp pocket at the rear of the system, in order for the tarp to pull back and cover the load. This Steel Cross Tube or Crossover is made of Heavy 12 ga. Zinc plated steel and Fits most Steel Arm Tarp systems. This is placed inside the tarp pocket in order to cover or uncover your tarp.