CowboyStudio 7-Inch Articulating Magic Arm for Mounting HDMI Monitor LED lights, with 15mm Rod Clamp
The CowboyStudio Magic Arm is sturdy, functional & reliable. The adjustable monitor arm will make setting up your gear quick and easy. The knob adjusts to any position with a simple twist.  This item will adjust to most on-camera lighting and other accessories.The rod clamp is used to connect the shoulder support, camera cage, magic arms, LED lights, flashes, LCD monitors and follow focus and so on. It is made of solid Aluminum instead of some kind of plastics ones. There's a spacer between the knob and the clamp, this can protect the clamp and the knot from scratch.Rod Clamp:DSLR rig connector with 1/4" threadFit all 15mm rod system.With precise design, small size and durable.There's a spacer between the knob and the clamp, this can protect the clamp and the knot from scratch.Smooth surface to prevent scratch your hand.Magic Arm:Compatible with Digital Camera and Camcorder w/ ISO Standard Shoe MountErgonomic design, one knob locks all positions.Fits directly on your camera shoe mountDurable construction with a locking control knob