Round Closet Flange, Flat Face, 4 in Nominal Pipe Size, Flanged x Slip-On, 7 1/4 in Flange Outside Diameter, 1/8 in Flange Thickness, 2 in Overall Length, Cast Iron, Cast Iron, 32 Degrees to 205 Degrees F, Number of Bolt Holes 2, 6 1/4 in Bolt Circle Diameter.