31LBS Umbrella Base, 18 Inch Outdoor Patio Umbrella Stand - Heavy Duty Resin Base for 9ft Umbrellas, Black Resin + Black

【Durable Construction】: Crafted from waterproof resin and a powder-coated metal pole; resists rust, chipping, fading, and UV exposure for long-lasting outdoor use; ideal for withstanding various weather conditions and ensuring reliable performance. 【Universal Compatibility】: Accommodates most 9 ft patio umbrellas with 1.5" or 1.9" pole diameters; includes two adapters for enhanced versatility; suitable for use with a wide range of patio table umbrellas, providing flexible options for your outdoor setup. 【Superior Stability】: Weighing 31 lbs with an 18" diameter base; provides exceptional stability even in windy conditions; features an adjustable fixed knob to secure the umbrella pole and prevent wobbling, ensuring a safe and secure setup. 【Effortless Installation】: Designed for quick and easy assembly; simply attach the supporting pole, tighten the screw, install the wheels and adapter, and secure your umbrella with the knob; no water or sand filling is required, simplifying the setup process. 【Versatile Outdoor Use】: Perfect for patios, poolside areas, beaches, terraces, decks, lawns, and gardens; adds a touch of style to any outdoor space; enhances your outdoor experience with a reliable and aesthetically pleasing umbrella base.