Steel work platforms are height adjustable to provide the used working height; simply turn the nuts at the bottom of the threaded legs. Also helps platform work with uneven surface levels. Work platforms have a 500 lb. capacity! Several work platforms can be placed together for large areas. Grip Strut® surface that is slip resistant. Work platforms have 4 threaded legs; Platforms larger than 48L have 6 legs. Gray powder coat finish. These 24W steel work platforms meet OSHA and ANSI standards.