Warehouse Rack & Shelf LLC introduces a new guarding concept that provides protective barriers for plant equipment and pedestrian walk way areas. Prevents costly accidents. Industrial guard Rail protection systems use heavy gauge metal rails that provide employees, rack systems, machinery & equipment protection from dangerous plant equipment. Easy to order and is available in standard 4', 6', 8', 9' and 10' rails. Posts are 21" for single tier and 43" for double tier. Installation is simple due to the design. We also sell safety bollards, bollard posts and guard rail to protect pallet racking, aisle-ways, building walls, conveyors, electrical equipment, battery charging stations, freezer / cooler panels, heating and cooling equipment, in-plant offices, personnel work areas, pedestrian traffic areas, heavy industrial equipment, loading docks, mezzanines & rack aisle ends. If installed properly it can withstand a 5,000# load moving at 4 mph. OSHA approved. Color: Safety yellow.