[¥ 9-SOLUTIONS The A-Bo Arm is the fundamental design behind a series of Double A-Bo Arm incredibly strong articulating arms that can be used to hold lights, (x The Double A-Bo Arm can be used in situations cameras, monitors, musical instruments, tablets, and more. where repositioning is very frequent. The A-Bo Arm has an elegant knee-locking mechanism that makes Release trigger. | it possible to operate with one hand.