Aluminum Two Stage Adjustable Table Leg Pedestal Base Mount 295-690mm,11.6-27.2 Inch Marine Boat RV P3 It is two stage, manually height adjustable pedestal made from marine grade aluminum that lifts the table top to between 295mm (11.6 Inch) and 690mm (27.2 Inch) and is easily locked in any position using the two extended rotating handles. Product Features 1. Smooth thick-wall anodized aluminum; 2. Table raises or lowers, locks at desired height; 3. 9" Anodized base; 4. Adjusts from 295mm to 690mm(11.6-27.2 Inch) There is no need for a large hole in the deck - the whole pedestal is surface mounted with just six screws (not supplied) The top mounting base is 182mm x 182mm (7.16" x 7.16") which ensures a secure area to attach the table top. The base has a diameter of 228mm (9") with six recessed mounting holes. Max Weight in Open Position: 20KG Max Weight in Closed Position: 100KG. Destination custom duty is not included in the listing price; it is the customer's duty to pay for custom duty if any.