UNILETS Bell Reducer Coupling, Trade Size: Large Hub: 1-1/2 IN, Small Hub: 1 IN, Flexibility: Rigid And IMC, Material: Copperfree (4/10 Of 1 PCT Maximum) Aluminum, Connection: Female Threaded, Finish: Epoxy Powder Coat, Standard: UL 886, UL File Number E10444, CSA C22.2 No. 25, C22.2 No. 30, 065181 Certified, For Use With Threaded Rigid Metal Conduit And IMC