Dimensions: the tiered base can be adjusted from 30mm to 60mm. Adjustable threaded rings can be used to increase height. Made from recycled materials. These plots have excellent resistance to weather, UV, insects and rot. These feet are sturdy and durable. Easy to use threaded adjustment rings make the head very fast and accurate. The height adjustment can be made without removing the beam, which allows a very simple and quick installation. Installation is simple and quick. Cables or conduits can be easily concealed under the new decking so that these additional installations can be easily carried out during repair or maintenance work. Allows very simple and quick installation of the floor and the terraces. Brackets can easily achieve the perfect level of shading for beams or floor or deck brackets. For floors, terraces, roofs and roof gardens. "