Specification Brand : JEAREY BulletPoint1 : STURDY 4-PLATE DESIGN: Made with interconnecting pins to lock your umbrella base in place and secure it for hours of enjoyment (Note: Crossbar base not included) BulletPoint2 : Rugged & WEATHER-RESISTANT: Made of HDPE plastic and treated with weather-resistant coating, waterproof, stable and durable BulletPoint3 : EXCELLENT STABILITY: These plates can hold up to 35.3lbs of water (per plate) or 57.5lbs of sand (per plate), ensuring that your patio umbrella can remain upright in high winds BulletPoint4 : EASY-TO-FILL SPOUTS: Each board is equipped with a filling port and a screw cap, which can be quickly filled and filled BulletPoint5 : BASIC PARAMETERS: suitable for all kinds of cantilever patio umbrellas (excluding the crossbar base). Overall dimensions (per board): 20" (length) x 20" (width) x 2.76" (height); capacity (each board) Color : Black ExternallyAssignedProductIdentifier1 : 783821219805 ExternallyAssignedProductIdentifier2 : 0783821219805 ItemDisplayWeight : 230 pounds ItemName : JEAREY 230lb Cantilever Offset Patio Umbrella Base 4-Piece Umbrella Base Stand Stand Heavy-Duty Outdoor Umbrella Stand Base Square Large Holder with Locking for Water or Sand (Black) ItemPackageDimensions_Height : 21.5 inches ItemPackageDimensions_Length : 13.3 inches ItemPackageDimensions_Width : 13.3 inches ItemPackageQuantity : 1 ItemTypeKeyword : patio-umbrella-bases Manufacturer : JEAREY Material : HDPE ModelName : US-JE-DZ-CSUX-250523-2 ModelNumber : US-JE-DZ-CSUX NumberOfBoxes : 1 PackageLevel : unit PartNumber : US-JE-DZ-CSUX-250523-2 PowerSourceType : manual SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1