Adjustable and Detachable Desktop Base, More Reasonable to Improve Space Utilization. Stylish and Modern Design to Suit Any Decorating Style. Size Size: Height: 43-74 cm/16.9-29.1 inch Base Diameter: 17.5 cm/6.9 inch Diameter Of First Section: 8.5 cm/3.3 inch Diameter Of The Second Section: 7.25 cm/2.8 inch; Diameter Of The Third Section: 6 cm/2.4 inch Adjustable Height: 43-74 cm/16.9-29.1 inch Weight: 3.6 kg/7.94 lb The Rv table holder can be removed. If you need to remove the table, just remove the bottom. This effectively saves your space and is very convenient and fast. Compatible with Boat, Yacht, RV, Motorhome, Caravan, and more. Place your table anywhere and enjoy the good life. Particulars 1. Install a base at the bottom of the desktop 2. Install another base on the floor. Rotate the lifting column into the base on the floor. 3.Insert the table top with the base installed into the lifting column.