Maximum profile dimensions: 4.010" x 4.010" / Corner radius: Square / Fits externally / Total height 5.175" Available in White only. SKU:   1097 Weight:   13 Quantity:   8 Colors:   Related Items: 4" Newport Post Cap 4" Decorative Knuckle 5" Decorative Knuckle 4" to 5" Decorative Transition