Appleton UNF150NR-A UNILETS UNF Union, Trade Size: 1-1/2 IN, Outside Diameter: 3.06 IN, Length: 2.19 IN, Flexibility: Rigid And IMC, Material: Copperfree (4/10 Of 1 PCT Maximum) Aluminum, Connection: Female Threaded, Finish: Natural, Standard: UL 886 (120