Lo-Hat Mitchell 35mm Flat Base The Lo-hat is perfect for those extremely low angle shots When Alan Gordon Enterprises says low they mean low! Features a 3" center hole and 3 location key ways for standard Mitchell base heads. The overall height is 1 3/4" Alan Gordon Enterprise's Hi and Lo Hats are perfect for capturing extremely low camera angles. They exclusively design and manufacture 5 models of Hi and Lo Hats to support the most popular Tripod heads; Mitchell base, 75mm, 100mm, or 150mm. Alan Gordon Enterprise's Hi and Lo Hats are made of machined aluminum casting, and finished with a sleek powder-coated hammertone gray finish.