Circulator Pump Flange Set; Item Flange Set; Size 1-1/2 Inch Threaded; Material Cast Iron; Used On Item Circulator Pump; Used On Model/Brand UP/UPS; Overall Dimension 4.25 Inch Length x 2.75 Inch Width x 0.75 Inch Height; Includes (2) Flange, (2) Gasket, (4) Bolt with Nut