About this item: Package Includes: 1 x umbrella stand tube, 1 x 1-1/4 inch (32mm) PVC pipe sleeve, 1 x 1-1/2 inch (38mm) PVC pipe sleeve, 1 x 1-9/10 inch (48mm) PVC pipe sleeve, 1 x steel nail, 3 x metal rings, 2 x tightened knobs. Premium Materials: This umbrella stand is constructed from high-quality industrial-grade stainless steel, ensuring durability and long-term reliability. The base features reinforced welding around the bottom to prevent bending or breaking, providing stable and secure performance. Adjustable Diameter: The kit includes three PVC sleeves in different sizes: 1-1/4 inch (32mm), 1-1/2 inch (38mm), and 1-9/10 inch (48mm), allowing compatibility with various umbrella pole diameters. Select the appropriate sleeve to ensure a secure fit. Easy to Use: The base of the umbrella tube holder is equipped with a screw hole. Insert screws through the desired surface, align with the screw hole in the stainless steel base, and tighten securely to prevent movement or rotation in windy conditions. Wide Application: Can be securely mounted on cement, granite, metal, wood, marble, and similar surfaces. Suitable for use with umbrella poles, flagpoles, wind direction indicators, and other vertical poles. Specifications: Color: Silver and Black Material: Stainless steel, PVC Note: Lighting effects and monitor settings may cause slight variations in color between the image and the actual item. Measurement may vary by up to 1-3 cm due to manual measurement.