1AVIATION ALUMINUM ALLOY: The quick release plate is made of aviation aluminum with anodic oxidation process, which has high strength and strong oxidation resistance, with anti slip pads at the bottom to gaurd your camera in all aspects. 2PRECISE HOLE CUTTING: Camera cage adopts precise hole cutting process, accurate positioning, does not block the camera buttons, hot shoe, battery compartment, body interface reserved for external battery cable holes, easy to disassemble and install, adapt to the flip screen. 3COMPATIBILITY: Aluminium camera cage supports a variety of devices to expand, 1/4 inch and 3/8 inch threaded holes on the side, compatible with most of the grips on the market, 1/4 inch screw port on the bottom to fix the camera, and 3/8 inch for Arri locating holes on the top of the body, inch threaded holes and cold shoe ports can be connected to a variety of devices. 4FIRM FIXTURE: The camera cage is fixed with screws, more firm, comes with multiple L shaped hex screw wrenches, compact and portable, easy to disassemble at any time, perfectly compatible with for A7CII and for A7CR. 5SLOT QUICK RELEASE: The video shooting cage adopts a slot quick release, through the bottom of the for Arca 38MM slot, can be very simple to switch the camera between different devices.1 x Camera Cage3 x L Shaped Hex Wrench