4 pcs Solid Brass Pipe Fitting, Hex Nipple, 1/4″ x 1/4″ NPT Male Pipe Adapter
4 pcs Solid Brass Pipe Fitting, Hex Nipple, 1/4″ x 1/4″ NPT Male Pipe Adapter (O.D x O.D: 1/2″ x 1/2″). Size 1/4 NPT x 1/4 NPT (O.D x O.D: 1/2″ x 1/2″). The 1/4″ x 1/4″ NPT brass fitting is an adapter for connecting two NPT female threaded pipes.