The JBL MTC-CBT-SUS3-WH is a bent-metal adapter plate that provides convenient clip points for suspending CBT speakers via aircraft cable and other methods. Provides 3 clip points each - center and two sides. Drilled with three speaker spacing/bolt patterns to fit: CBT-50LA-1, 100LA-1, 200LA-1, 70J-1, 70J-1+70JE-1 array, 1000, 1000+1000E array. The MTC-CBT-SUS3 suspension bracket can be mounted to the top and bottom of the CBT 1000 and CBT 1000+1000E System if desired. Special hardware in included in the kit that is designed for use with this bracket mounting place and it is the only hardware that can be used for this purpose.