HomGarden 4PCS Heavy-Duty Offset Patio Umbrella Stand Base, Sand/Water Filled Square W/ Locking

Made of heavy-duty HDPE plastic with weather-resistant UV protection coating, crack-resistant, waterproof, stable, and durable Sturdy 4 square plate construction supports your offset patio umbrella stand perfectly Sand Filled to 44lbs per plate - 176lbs /total Water Filled to 13L per plate - 52 L/total. Adds great stability and strength to your umbrella Easy-to-fill spout makes for convenient filling, draining, and cleaning Portable 4-plate umbrella weight is easy to install directly on the crossbar base for outdoor use or storage Suitable for all kinds of cantilever offset patio umbrellas (excluding the crossbar base). Dimension (Per Plate): 19.9" L x 19.9" W x 3" H Please feel free to contact our customer service for any questions regarding purchasing or installation of the umbrella base Specifications: Color: Black Material: HDPE & Metal Net weight: 4.3lbs Dimension (Per Plate): 19.9" L x 19.9" W x 3" H Capacity (Per Plate): 13L Water / 44Lbs Sand Recommend Umbrella Size Weight: 10Ft, up to 30lbs Package Content: 4 x Pins 4 x Umbrella Base 1 x Instruction