1. Material: aluminum alloy. 2. Weight: 0.2kg Size: 175x85mm. 3. Scope of application: It can be used on the lamp holder, and the top of the pan/tilt head standard 1/4 screw head can be connected to the digital camera as the base. Can also receive a single lamp, wide-mouth lamp cover and other supplementary light 4. Can be 360 degree angle adjustment, Help make better use of the stand and hold the studio reflectors due to its high load capacity. 5. Dual C-shape clamps to conveniently mount to light stands and boom arm. 6. Dual C clamps can be detachable to use as a crossbar clamp or flash support separately.