1/2 in. Drop Ear Elbows allow to transition between PEX pipe and threaded pipe, Such as shower arms, Show jets, Tub spouts, etc. Drop ear elbows have mounting "ears" with holes, Which allow to secure the fitting to a wooden surface such as Stud, Plywood, etc. For added stability. Threaded side of the fitting is Female NPT Thread which allows to join Copper, PEX, CPVC, pipe together with just one fitting. It features easy to disconnect and reconfigure the system with no soldering, Clamps, Unions or glue required, Its as simple as inserting the pipe into the fitting deep enough to be sealed by our specially-formulated O-ring, Elbows is removable and reusable installation. Color: Brass.