Features: The E-mount can achieve 360 panning. Its clamping size is adjustable, with wide scope of application, can clamp a photography reflector, different diameters (8~35mm) of tubes. The light stand mount bracket, with an umbrella hole, also can mount a photography umbrella for studio shooting. Can adjust the pitching angle of your studio strobe or LED video light for better lighting. 1/4 to 3/8 female screw adapter thread can make the item being attachable to most light stands and tripods for use. Mainly made of aluminum alloy, very durable, with powerful load bearing and exquisite workmanship.