PULUZ Metal Camera Cage Stabilizer Rig for Sony A7 IV ILCE-7M4 A7M4 A7M3 A7R3 A7R III(Black) 1. It is suitable for the metal cage of cameras, the real machine is unobstructed, and the button position is not blocked during use, and the flip screen and battery disassembly and assembly are not blocked. 2. Aviation aluminum alloy material, arca swiss slot, can quickly switch equipment, rich expansion ports, built-in multiple 14 screw holes, 14 Arri positioning holes, 38 screw holes, complete interfaces 3. The horizontal and vertical shooting can be switched freely, and the built-in wrench is convenient for disassembly and assembly. 4. The cage design avoids the position of camera button and does not cover the button and battery compartment 5. The cage frame has many holes to connect other accessories, match with external monitors, focus follow, tripods mount, microphones etc to use.