About this item: Package includes: You will receive umbrella stand tube x 1, 1-1/4 inch (32 mm) PVC pipe sleeve x 1, 1-1/2 inch (38 mm) PVC pipe sleeve x 1, 1-9/10 inch (48 mm) PVC pipe sleeve x 1, steel pin x 1, metal ring x 3, tightening knobs x 2. Premium material: Our umbrella stand parts are made of high-quality industrial-grade stainless steel, durable and reliable, and will not break or deform. There are welding spots around the bottom of our umbrella tube base, ensuring that it is not easy to bend and break. You can use them without worries. Adjustable diameter: Three PVC sleeves are included in the kit. The sizes are 1-1/4 inch (32 mm), 1-1/2 inch (38 mm), 1-9/10 inch (48 mm). You can choose the appropriate sleeve depending on the umbrella pole diameter. Easy to use: There is a screw hole at the bottom of the base of the table umbrella tube holder. Just insert the screws through the bottom of the granite slab and the screw holes in the bottom of the stainless steel umbrella tube stand, then tighten the steel screws. This way, your umbrella will not rotate and move in the wind and can be moved where you need it. Wide application: The item can be fixed on cement slabs, granite slabs, iron plates, wooden tables, marble tops, etc., and is also suitable for umbrella poles, flagpoles, wind vane poles, and other poles. Specification: Color: Silver & Black Material: stainless steel, PVC Package contents: 1 x stand tube 1 x 1-1/4 inch (32 mm) PVC pipe sleeve 1 x 1-1/2 inch (38 mm) PVC pipe sleeve 1 x 1-9/10 inch (48 mm) PVC pipe sleeve 1 x steel pin 3 x metal ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.