E-Image EI-A47 with 11 inch arms,it is designed perfectly for mounting monitors, LED lights, a flash light or any device that accepts a 1/4 inch screw male or 3/8 inch screw female or 15mm rod end.
Special protector could stop the device from spinning.
With standard 15mm hole,this MOount could be fixed on any rigs or other devices.
1/4" screw fits most accessories,such as monitor,lights.
Wing shape locking knob provides quick locking.