Nuvo Iron 2 1/2"x 2 1/2" Pyramid Ornamental Aluminum Post Cap for 2 1/2"x 2 1/2" Metal Posts Black Nuvo Iron 2 1/2"x 2 1/2" Pyramid Post Cap Fits over 2 1/2"x 2 1/2" Square Steel or Aluminum Posts E-coated High Gloss Black Cast Aluminum