SmallRig ?Rhinoceros? Cage Kit for Sony Alpha 7R V / Alpha 7 IV / Alpha 7S III 4308 is designed to attach accessories and protect the camera and HDMI port. The cage secures the camera firmly via a locating pin, a 1/4?-20 screw, and an M2.5 screw together. It features a clean streamlined design that gives full access to the top buttons. The HDMI cable clamp is tightened via a flat-head screw, protecting the interfaces to ensure stable signal transmission. There are multiple mounting points for attaching other accessories, including 1/4?-20 threaded holes and ARRI 3/8?-16 locating holes for Top Handle 2165C, Side Handle 2093C, one top ARRI 3/8?-16 locating hole for Monitor Mount 2903B, cold shoe mounts for the microphone, LED video light, and a bottom QD socket for shoulder strap. The Arca-Swiss quick-release plate on the bottom supports DJI RS 2 / RSC 2 / RS 3 / RS 3 Pro stabilizers, DJI RS 2 / RSC 2 stabilizer quick-release plate (height increase pad), and Arca-Type Quick Release Plate 3154. This item also features strap slots on both sides and the bottom, compatible with Hand Strap 3848, Shoulder Strap PSC2428, etc. Besides, a magnetic wrench is included for easy disassembly and assembly. Compatibility: Sony Alpha 7R V Sony Alpha 7 IV Sony Alpha 7S III In the Box: Cage x 1 HDMI Cable Clamp x 1