SmallRig Cage for Sony Alpha 7C 3081B is designed to provide mounting points for accessories like monitors, microphones and LED lights in professional video shooting. The cage secures to the camera with a 1/4"-20 screw at the bottom. To further prevent twisting, can also use the right side lock by pushing up the slider and secure the attached small screw to the strap hole of the camera. The cage features multiple 1/4''-20 threaded holes and ARRI 3/8" -16 locating holes, allowing to mount Top Handle 2165, Cold Shoe Extension 2879 and Tripod BUT2664 for vlog shooting; the top built-in cold shoe suits microphones, LED lights; the bottom built-in Arca-type quick release plate fits DJI RS 2 / RSC 2 / RS 3 / RS 3 Pro gimbals for quick switch between handheld shooting and stabilizer shooting. Besides, there is a built-in magnetic screwdriver on the bottom of the cage for an easy using experience. The cage fits seamlessly the camera without blocking battery door, screen, card slot and buttons. Fully maintains the original functions of the camera.