The SmallRig Full Cage for Sony A7 IV / A7s III / A1 is designed to provide accessory mounts and protect the camera. Two locking side plates are included, together with one 1/4"-20 screw at the bottom, to lock the camera and prevent deflection. Built-in all-around protective spacers prevent the camera from being scratched. The cage gives access to interfaces, dials, buttons, or battery door. There is a spindle spanner at the battery compartment which fits the camera curve and leave room for the little finger for a comfortable grip. 1/4"-20 threaded holes, ARRI 3/8" -16 locating holes, and cold shoes support for additional accessories such as a top handle, side handle, monitor mount, microphones, LED lights, monitors, etc. Arca quick release plate at the bottom is compatible with DJI RS 2/RSC 2 and the quick release plate (pad) of DJI RS 2/RSC 2 stabilizers for stabilizer shooting. Optional HDMI Cable Clamp works with Alpha 7 IV/Alpha 7S III to protect interfaces and ensure stable signal transmission during filming. Holes on the sides and bottom of the cage allow attaching such accessories as hand straps and shoulder straps. Finally, the cage comes with a built-in magnetic spanner that facilitates disassembly and assembly.