Load portable stage platforms in the National Public Seating Corp SDL Stage Dolly. The sturdy vertical structure allows you to transport dismantled stage units in a neat and organized manner. You can also use this stage dolly as a storage unit when the stage platforms are not in use. This unit features a 14-gauge tubular steel frame that is designed to accommodate 36"W and 48"W stages. Keeping user convenience in mind, it comes attached with sturdy casters that enable swift and smooth movement.