Change promotional posters or signs in seconds with Lavi's patented Directrac Removable Inner Cartridges. Directrac is an ideal advertising display that allows absolute flexibility when changing media. The contemporary styled poster stand offers two-sided viewing. The side panel snaps open and shut to offer a secure means to display media which are replaced by easily sliding the cartridge in and out on its track. In addition to this Quick-snap poster holder, strip channels and changeable letter cartridges are available. Includes all hardware and clear acrylic media protector windows.