The Scaffolding Guard Rail System attaches to the 6 Foot Multi Use Scaffolding Unit (GSSI) to keep you safe from falling while working on home improvement projects like painting patching drywall or cleaning windows. Meets OSHA and ANSI scaffolding regulations. Features: For use with 6 foot multi use scaffolding unit (GSSI) Powder coat paint finish 1 inch tubular steel construction Assembled size: 69.5 x 42.5 x 28.5 inches weights: 56 lbs Meets OSHA and ANSI scaffolding regulations