Description: brand new and high quality Features: It is made of all metal materials (except for screwing hands), with horizontal and vertical interface jacks. With standard 1/4 screw at the top, it can be connected to all kinds of LED lamps with 1/4 3/8 threaded hole at the bottom, or used on other accessories with 1/4 3/8 threaded hole, which can realize flexible functions. Fits for Light Stand/Speedlight and many other devices. It can quickly attaches to any of the mounting locations on either Clamp to accept any light fixture or accessory. All accessories for the Clamp System have a proprietary notch that slides into one of the mounting locations and then is secured by turning the locking collar. Adapter only, other accessories demo in the picture is not included! Specifications: Item Type: Adapter Material: Metal Size: Total Height: 53mm/2.08in, Total Width: 49mm/1.92in Color: Black Interface Type: 1/4, 3/8 Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Adapter