Features: * Dependable, strong, made from white vitreous porcelain and coated with a heavy glaze * Accessories include no.07092-96 double headed 3-1/2 in. nail and washer and no.07093-96 plastic washer * 1-7/8 inch diameter What"s In The Box: * Fi-Shock WP5E/07089-96 Single Groove Wood Post Insulator - 25-Pack