Complete 1/2” flange set for installing or replacing a 2-bolt hydronic circulator pump. All parts are new. This is an assembly of new individual components and not a factory-packaged kit. Includes: • (2) TACO 1/2” sweat (solder) pump flanges • (2) flange gaskets • (2) bolts • (2) nuts Standard 2-bolt circulator mounting pattern. Works with TACO, Grundfos, Bell & Gossett, and other pumps that use the same flange spacing. Sold as shown.