Welcome to the store! Tripod Screw Hole Conversion Seat: The main body is made of aluminum alloy, which is made by CNC precision machining and anodic hard oxidation. It is wear-resistant and has a long service life. It is compatible with two types of interfaces: 1/4 screw hole, 3/8 screw hole, and Alai positioning hole on the side of the adapter, which can be connected externally with a magic hand and installed with fill light, mobile phone bracket, microphone, monitor, etc. There are multiple screw holes on the side of the conversion seat, which can increase the conversion function of the tripod and connect a variety of equipment for use at the same time to expand the function of the tripod. Material: Aluminum Alloy Color: Black Package Contents: 1 x Tripod Screw Hole Conversion Seat Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real one. The measurement allowed error is +/- 1-3 cm.