||High Density Post Stiffeners fit over steel pipe and allow a 5"x5" PVC post
to fit tightly over it without shifting. The Stiffeners come with a stainless steel bolt,
washer and nut to tighten them around the pipe. Made to fit the outer diameter of pipe either
1-7/8" or 2-3/8".
Post Stiffener Adapter
1-7/8" or 2-3/8" Diameter Pipe (Outside Dimension)