Appleton UNAF50 UNILETS 360 DEG Flexible/Swivel Elbow, Material: Malleable Iron, Finish: Triple-Coat (Zinc Electroplate, Chromate And Epoxy Powder Coat), Length: 3-3/4 IN, Trade Size: 1/2 IN, Flexibility: Rigid And IMC, Connection: Tapered FNPT, Dimension