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Crestlive Products 40lb Patio Umbrella Base Stand Outdoor Square Steel Plate Stand Heavy Duty Market Umbrella Pole Holder(Black) in the Patio Umbrella Bases department at Lowes.com
6 Pieces Parasol Base Support Hole Ring Plug Cover Patio Umbrella Stand Replacement Part Swing Chair Repair Spare Parts - Shade Accessories - AliExpress
Walker Edison Furniture Company Cross Weave Round Metal Patio Umbrella Base in Black HDB30RXWBL - The Home Depot
Parasol Base | Heavy and Unique 55 lb Umbrella Base | Fatboy – Fatboy USA