OZ-Gedney Type CB Transition Coupling, Trade Size: 3/4 IN, 1-1/2 IN Outside Diameter, Length: 1-3/4 IN, Flexibility: 29/32 - 1-5/64 IN, Malleable Iron, Connection: FNPT Hub X Screw Clamp, Finish: Zinc Plated, Third Party Certification: UL File Number E-11853, CSA 009795, Applicable Third Party Standards: UL 514B, CSA C22.2 No.18, Federal Specification W-F-408E, For Rigid Conduit And IMC To Flexible Metal Conduit