Patented HawkLock 1-Second Quick-install - Designed exclusively for Sony A7C II/A7CR, this cage features SmallRig's patented HawkLock mechanism for fast installation and removal of HawkLock accessories (Top Handle 4483, Side Handle 4485, Quick Release Plate 4486) via the integrated NATO rail - ideal for fast-paced vlogging and travel shoots. Integrated Silicone Grip - Featured with an ergonomic silicone grip, it not only fits the camera curve seamlessly but also significantly enhances the overall handgrip feeling. Bring you a comfortable and secure hold on the camera. Additionally, a hinged arm at the battery compartment enhances grip by providing extra support for the little finger. Three-point Locking System - It locks the camera via a 1/4"-20 screw on the bottom and two locating blocks on either side, ensuring a snug fit with no deflection. The bottom silicone pads protect the camera from scratches. Integrated Quick Release Plate for Arca - The integrated QR plate for Arca facilitates quick switching between handheld, tripod, and stabilizer shooting modes, it is compatible for DJI RS 2, RSC 2, RS 3, RS 3 Pro, RS 4, and RS 4 Pro. Various Mounting Interfaces - It includes multiple 1/4"-20 threaded holes and 3/8"-16 locating holes for ARRI for attaching top handle (ID 3765, 4757) or side handle (ID 4755, 4840). The cold shoe mount can be used for attaching microphones for DJI MIC II or video lights (ID 3286B, 3489B). The bottom 1/4"-20 threaded hole can be used for mounting on desktop tripods (ID 5026, 4289).