The Tonda 4154 table base, made by Pedrali R&D, is part of the Tonda collection, characterized by the timeless shape of the circle that gives life to a series of practical and functional tables. Cast iron base diam. 15 3/4 inch, steel tube diam. 2 63/4 inch and cast iron cross 17 23/32 x 17 23/32 inch epoxy-polyester powder coated. The maximum dimensions of the top are: diam. 27 9/16 inch. The base can be customized on request.