Shure RPM53B/O-NC REPLACEMENT BOOM ARM, BLACK, NO CONN.

The RPM53B/O-NC is a replacement boom arm in black for the Shure TwinPlex TH53 subminiature headset microphone, supplied with an omnidirectional element and no connector fitted, so the installer terminates the bare cable ends. It is offered as a service part to restore a damaged headset boom.