The ASSASSIN R/O is the Roll Off Dumpster variant of the standard ASSASSIN. The R/O is a waterproof tarping system for roll-off containers. This system will fit 20yd, 30yd & 40yd roll-off boxes and every size in between. The tarp rolls from one side to the other, all from ground level for ease of handling. Improve safety, save time and money with our ASSASSIN R/O.