[Premium Aluminum Alloy Material]Made of aluminum alloy material, hollow design, sturdy and , providing you with an excellent user experience. [1/4 Inch Screw]Equipped with a 1/4 inch screw, strong compatibility, can be mounted on camera cage or other devices with a 1/4 inch screw hole. [3/8 Inch Screw Hole]Designed with 3/8 inch screw holes and locating holes, can be used to expand other equipment, enriching your usage needs. [Anti-slip Pads and Locating Pins]With anti-slip pads and locating pins to prevent scratches and accidental sliding. Can be quickly disassembled and assembled with knobs. [ and Portable]Exquisite workmanship, beautiful appearance. Compact and , easy to store and carry. Specifications: Item Weight: 92g/ 3.2oz Color: Black Material: Aluminum Alloy Package Contents: 1 x SLR camera expands 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.