Square Patio Umbrella Base Weighted Umbrella Base with Tightening Knob Heavy Duty Adjustable for Homeowners, Garden, Backyard, Cafe

Sturdy Construction: Features a heavy-duty square patio umbrella base designed with a thick PE plastic outer shell and a solid, cement-filled interior to provide reliable stability for your outdoor setup. Secure Support: Functions as a dependable umbrella stand that keeps your shade source upright and steady, preventing tipping during gentle breezes in your garden or backyard. Adjustable Fit: Equipped with a central upright pole socket and a side tightening knob, this adjustable umbrella base accommodates various pole diameters ranging from above 25 mm to below 54 mm. Weather-Resistant Design: Built to withstand the elements, this sturdy umbrella stand resists wear and tear, making it an ideal choice for long-term outdoor placement on patios, decks, or cafe seating areas. Low-Height Stability: The compact 48 x 48 x 12 cm dimensions of this patio umbrella base offer a space-saving footprint that sits unobtrusively under your outdoor table while delivering maximum anchoring power.