SmallRig Cage for Sony Alpha 1 Ii / Alpha 9 Iii 5642 is specifically engineered for wildlife photographers. The cage boasts a three-point locking system, using a bottom 1/4""-20 screw and dual side screws to secure the camera and prevent deflection, while built-in pads protect it from scratches. The integrated teleconverter support is compatible with Sony Fe 1.4x and 2.0x models, reducing lens mount strain for more stable shots at long focal lengths.Equipped with multiple mounting interfaces-including 1/4""-20 threaded holes, 1/4""-20 locating holes, 3/8""-16 threaded holes, and Arri 3/8""-16 locating holes-this cage accommodates a variety of accessories. These include side handles (Id 4015), top handles (Id 3765) for smooth camera movements, monitor mounts (Id 2903B), tripods (Id 3989), power bank holders (Id BUB2336), and mini V-mount battery plates (Id 2987). The side also features a 1/4""-20 locating hole for mounting single rod clamps (Id 3598), magic arms (Id 3873), and side handles (Id 4346).On the left side, the cage integrates a ""HawkLock"" quick release Nato rail for quick attachment and detachment of side handles (Id 4485, 5633). Additional mounting points include a cold shoe mount for microphones and lights, a strap slot for wrist straps (Id 3848), and a Qd socket for shoulder straps (Id 4118B).The bottom of the cage features an Arca-Swiss quick release plate for direct mounting to Arca-type tripods (Id 4060) and Dji Rs 2 / Rsc 2 / Rs 3 / Rs 3 Pro / Rs 4 / Rs 4 Pro gimbals, enabling rapid transitions between stabilizer, handheld, and tripod setups.Additionally, the cage is finished with a premium wear-resistant coating, ensuring it maintains a professional aesthetic even after rugged field use. A built-in double head wrench at the bottom facilitates easy assembly and disassembly.Note: Remove the teleconverter support before installing the stabilizer..