Runway KitDesigned with durable steel construction black textured powder coated providing strength and stability for long-lasting useDesigned to secure ladder runway perpendicular or parallel to the 4-Post Distribution RackTwo sizes brackets 1.25 and 2.50 J-bolts are made of 5/16 zinc platedConstructed of strong 12-gauge steelSecure straight sections ladder runway over 4-Post RackRoHS compliant