Patio Umbrella Base 4-Piece Set, Offset Cantilever Umbrella Weights, 52L Water/112lbs Sand, Black

【Heavy-Duty Construction】: Crafted from robust HDPE plastic with a weather-resistant coating; designed to withstand outdoor conditions and provide long-lasting durability for your umbrella setup; ensures stability against wind and elements 【Large Weight Capacity】: Each base piece holds up to 28.6lbs of water, 33lbs of sand, or 38.5lbs of a sand-water mixture; the 4-piece set provides a combined weight capacity to securely anchor offset, cantilever, and market umbrellas 【Easy Fill & Drain Design】: Features a convenient center fill spout with a twist-off cap for effortless filling and draining of water or sand; simplifies maintenance and allows for quick adjustments to achieve desired weight 【Portable & Convenient】: Integrated wheels on the underside of each base enable easy maneuverability around your patio or deck; allows for repositioning of your umbrella without heavy lifting or strain; simplifies outdoor setup 【Universal Compatibility】: Designed to fit standard umbrella crossbar frames; suitable for residential use with offset, cantilever, and market umbrellas; provides a secure base for enjoying your outdoor space; dimensions are 19" L x 19" W x 3.25" H per piece