Midland Metal 18501 Adapter, 1/2 in Female Compression x 1/2 in Female Compression, Brass

Midland Metal Adapter, Connection Size 1: 1/2 in, Connection Type 1: Female Compression, Connection Size 2: 1/2 in, Connection Type 2: Female Compression, Brass, 11/16-20 Thread, For Use With: Aluminum, Copper or Plastic Tubing