This Rubbermaid stock tank is built tough for superior performance and long-lasting durability in all kinds of weather extremes. Made with seamless construction. The oversized drain plug makes for easy drainage and cleaning of stock tank. 1-1/2" oversize drain. 40-1/2" L x 32" W x 24" H. Five sizes available to fit all your watering needs – from 70 to 300 gallons.