SmallRig 3667 Cage for Sony A7 IV/A7S III/A1 - 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.   There is a spindle spanner at the battery compartment which fits the camera curve and leave room for little finger for comfortable grip. 1/4"-20 threaded holes, ARRI 3/8" -16 locating holes, and cold shoes support SmallRig Top handle 2165, side handle 2093, monitor mount 2903, microphones, LED lights, monitors, etc. Arca quick release plate at the bottom is compatible with all ARCA tripod heads, and DJI RS 2/RSC 2 and the quick release plate (pad) of DJI RS 2/RSC 2 stabilizers for stabilizer shooting. Optional SmallRig HDMI Cable Clamp 3000 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 Smal