Home » DIY Speaker Cabinet Parts » Pole Sockets 1 of 2 Hat 1 3/8 SteelPrice: USD $14.98 Quantity Description 1 3/8 Steel speaker mounting hat Includes screws Measured Drawing 1 Product Reviews - Average rating 5 / 5 (Show All) Good, solid craftsmanshipBrent F - 09/18/2013There is nothing to complain about with these tophats. They do what they need to do and do it well.