Flush Bushing, ABS, Schedule 40, For Pipe Schedule 40, 4 in, Male, Spigot, 4 1/2 in, 3 in, Female, Socket, 3 15/16 in, Includes Seal No, For Pipe Outside Diameter 3 1/2 in, 4 1/2 in, 1 3/4 in Overall Length, Gravity Flow Maximum Operating Pressure, -20...