Fernco® 1056-64EB Eccentric Coupling, 6 x 4 in Nominal, Cast Iron/Plastic x Cast Iron/Plastic

All eccentric couplings come in a 2-piece combination Common sewer pipe materials and sizes Aligns the inside wall of the two pipes Maintaining a continuous flowline in critical grade conditions Connects 6 in clay to 4 in cast iron or plastic Provides an obstruction free flow 300 series stainless steel clamps