Our solid granite parasol base provides a firm and sturdy base for holding your umbrella and keeping it from tipping over or being blown away.Made of strong granite and with a weight of 30 kg, this umbrella weight plate is extremely stable and ensures your parasol stand still even in windy weather. The umbrella holder has 2 locking bolts to keep the umbrella pole in place. One adapter is included, making the parasol base holder suitable for parasol poles with diameters of 38/48 mm. Additionally, with 4 castors, the parasol base can be moved freely.Color: GrayMaterial: Granite weight plate + stainless steel tube holderBase diameter: 17.7"Tube height: 11.6"Tube external diameter: 2.2"Tube internal diameter: 1.9"Weight: 66.1 lbWith an adapter for umbrella poles with a diameter of 1.5"/1.9"With 4 castors and 2 locking bolts