Electrical Metal Conduit, Electrical Raceway System Application, Black (Cap) Color, 3.548 In;90.12 MM Conduit Inner Diameter, 101.6 MM;4.000 In Conduit Outer Diameter, Hot Dip Galvanized Finish, 9 FT 10-1/4 In Length, Made In Usa, Steel Material, 10 CT Package Quantity, Superior Protection, Strength, Safety and Ductility For Your Most Demanding Wiring Job Special Features, Ansi/Nema Standard;File #E79211;Ul 1242;Ul Standard Standards Met, 3-1/2 In;91 MM Trade Size, 8.6 LB/FT Weight