Item DescriptionThis Split Frame Spacemaster System includes 5 placard panels in a single frame: Dangerous, Poison 6, Corrosive 8, Flammable 3, Oxidizer 5.1 and Blank. Placards meet DOT specifications for transporting hazardous materials. Split frame design allows two parts to follow the action of 12" roll-up rear door panels without impediment. Changing DOT placards when your load changes is as easy as the flip of a panel. Spacemaster eliminates the hassle and expense of replacing placards, so DOT compliance is virtually at your fingertips. Spacemaster frames are constructed of corrosion-resistant, fully formed rigid aluminum that provides superior durability, even under the toughest road conditions. Self-contained placard panels are constructed of aluminum alloy and mill rollercoated with white acrylic paint. Panels lock in place with 4 double-riveted stainless steel pressure fasteners. Legends are silkscreened with UV inks to retard fading, chipping or peeling. Spacemaster Split Frame, 5-Legend Flip Placard System for Trailers is sold per each.