Mobile Multimedia Trolley features an upper shelf with an adjustable tilt angle to hold projectors. Shelf can also fold out 180 degrees to hold an overhead projector. Versatile, adjustable middle shelf provides a range of heights with 1-1/4" increments to accommodate a variety of storage options. Robust, hard-wearing base shelf creates space to hold plenty of supplies. Flexible design with four casters and two brakes creates effortless mobility. Sturdy frame is made from scratch-proof steel with fiberglass-reinforced, plastic corners.