Work platforms quickly and safely raise maintenance personnel where they are needed. They attach to fork truck for easy transport. 42" high handrail with 21" high mid-rail on three sides. 60" high expanded metal backing on fourth side (84" high backing to meet California OSHA specifications on models with suffix -84B). Includes diamond plate platform. A maximum of two people can be in the work platform at one time. Uniform weight capacity is 1,000 lb. evenly distributed. Welded steel construction. Baked-in powder-coating for toughness. The Full Featured units include an Emergency Stop Button Kit and Web Lanyard with Safety Harness.