Commercial Terminal Post Extension
--For 4" O.D. Post
--Extends Post Height an Additional 24"
--Must Be Welded On
--Made with 3-1/2" O.D. Sch 40 Welded Inside 4" Sch 40 O.D. Pipe
*O.D. - Outside Diameter
Note: If inside diameter of existing post is less than 3.5", this product will not work.