The 17.5 inch square base is in particular designed to have a two-part structure of steel umbrella frame and resin base, which has better stability. Designed in retro style, bronze, and exquisite pattern, suitable for different decoration designs. Equipped with an adjustable piston, can be adjusted according to the thickness of the umbrella column.
- High-quality materials: high density resin base can fix the umbrella very well 
- Unique design: checkered pattern and bronze finish add charm and elegance to this single product 
- There are a knob and screw hole to fix the parasol 
- Durable and water-resistant, it can be used in homes, hotels, terraces, resorts, company rest areas, etc 
- The applicable diameter range of the umbrella pole: 1.5 inches to 1.89 inches 
- The umbrella base stand is easy to install