The PB-2750DKAUD Field Audio Divider Kit Upgrade features an Audio Lid insert which is attached to the inside lid of the Portabrace PB-2750 hard case. The Audio lid insert has a boom pole holder that keeps your boom pole safe and in place so it doesn't move around. The Audio Lid insert can accomodate a boom pole up to 26" in length. Zippered, mesh pockets make for easy viewing of all of your small audio accessories. Please note that the PB-2750 hard case is not included.