EMT Conduit Coupling One-Piece Steel Trade Size 1 1/4 in Inside Diameter 1.38 in Outside Diameter 1.52 in Wall Thickness 0.06 in Nominal Length 10 ft Conduit Type EMT Gray Conduit Style Conduit with Set Screw Coupling ANSI UL Connection Type Set Screw Coupling Finish Galvanized Integral Couplings