1/8 Female Pipe Thread x 1/16 Male Pipe Thread Street Elbow 90°The 1 8 Female Pipe Thread x 1 16 Male Pipe Thread Street Elbow 90 is a pipe fitting used to change the direction of flow by 90 degrees, while connecting pipes of different sizes and thread types. The street elbow design means one side has a male thread and the other side has a female thread. It is ideal for applications where you need to connect pipes or components with different sizes and different thread types, such as hydraulic, pneumatic, or