Drop Ear Bronze Elbow, 90° C X NPT https://www.fadavalve.com/product/threaded-bronze-fittings/drop-ear-bronze-elbow-90-c-x-npt.html ● Material: C83600 Casting Bronze ● Solder Joint Pressure Fitting ● Sizes: 3/4” ● Application: use in Non-drinking water and Air application ● Feature: allows attachment to wall support using a screw or nail