[Features] This is a work chier’s duties display board that supports the name of the safety belt to the "fall prevention equipment" in conjunction with February 1, 2019 (Amendment Article 13). This is a display board that describes the role of the protagonist work type prescribed by the Security Act. Made with 50% recycled polypropylene. [Uses] Perfect for workplaces where the worker is indicated [Specifications] Display Contents: Duties of the main worker such as assembling scaffolds; Installation Specifications: 4 holes; Height: 23.6 inches (600 mm); Width: 17.7 inches (450 mm); Thickness: 0.05 inches (1.2 mm); Mounting hole diameter: 0.1 inches (2.5 mm); Material: Recycled polypropylene (50% recycled material).