SmallRig Full Camera Cage for Sony Alpha 7 IV/Alpha 7 S III/Alpha 1/Alpha 7R IV 3667 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 little finger for comfortable grip.
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