Product Details The Rubbermaid Stock Tank Drain Plug is built tough for superior performance and long-lasting durability in all kinds of weather extremes. This stock tank plug kit includes two rubber gaskets, a new hard rubber outer ring, and a plumber's pre-wrapped threaded interior/exterior plug. This Rubbermaid stock tank drain plug comes with hardware included. Made with your livestock feeding needs in mind, this plug kit for your galvanized stock tank is a must-have. 3-1/2 gal/13-1/4 L per min. at 90 PSI Fits all Rubbermaid stock tanks Stock tank plug features two-screw installation Hardware included with Rubbermaid stock tank drain plug kit 1 year limited warranty for manufacturer defect