Products / Deckorators / Accessories Accessories Previous image Next image 2 Piece Stone Cover Cap Copper Cast Stone Postcover Cap with Woodland Gray Trim Outside dimensions measure 8″x8″, designed to sleeve over a nominal 4×4 or 6×6 wood post. Natural Gray Plateau Postcover Cap Outside dimensions measure 8″x8″, designed to sleeve over a nominal 4×4 or 6×6 wood post. Post Deck Mount Kit Previous image Next image Stacked Stone Postcovers Available in 42″ and 53″ heights. Inside dimensions 5-3/4″x 5-3/4″. Woodland Gray Postcover Cap Outside dimensions measure 8″x8″, designed to sleeve over a nominal 4×4 or 6×6 wood post.