EL-BO ARMDescription The El Bo Arm is the fundamental design behind a series of incredibly strong articulating arms that can be used to hold lights, cameras, monitors, musical instruments, tablets, and more. The El Bo Arm has an elegant locking mechanism that makes it possible to operate with one hand. The compression handle locking mechanism makes repositioning the arm quick and easy. The El Bo Arm is fitted with a 3 8 16 male thread and a 5 8 pin making it