Heavy-Duty Patio Umbrella Base, Round Fillable Stand, Black HDPE and Metal, 50.8 cm Diameter, Dual Lock System, Water or Sand Fillable, for 270-300 cm Umbrellas

VERSATILE COMPATIBILITY: Fits 270-300 cm patio umbrellas with 38 mm or 48 mm poles, featuring dual tightening knobs for secure anchoring ROBUST CONSTRUCTION: Made from durable HDPE and powder-coated steel components, designed for long-lasting outdoor use in various weather conditions CUSTOMISABLE WEIGHT: Fillable with water (18.2 L), sand (28 kg), or both for maximum stability up to 34 kg total weight PRACTICAL DIMENSIONS: Measures 50.8 cm in diameter and 30.5 cm in height, with integrated handle for easy transport and positioning STABILITY FEATURES: Non-slip base design with dual locking system ensures umbrella remains firmly anchored, even in breezy conditions