1Multiple Expansion Interfaces: The camera cage has multiple mounting interfaces, such as 1/4inch screw holes, 3/8inch positioning holes, which can be expanded articulating arm, upper handle and other equipment, cold shoe interface can be installed microphone, fill light and so on. 2Compatible Models: The camera cage is specially designed for Z30 camera, which is perfectly compatible with this model without affecting the operation and use of the camera. 3Hollow Design: The camera cage is surrounded by a perforated hollow design to minimize the weight of the cage. At the same time, this design will not affect the use of buttons, battery replacement and data cable insertion and removal operations, and can maintain the screen flip function. 4Aluminum Alloy: The camera cage is made of durable aluminum alloy and CNC machined. With solid structure and stability, it can effectively protect the camera. 5Base Plate Design: The bottom comes with non slip spacers, which can prevent the cage from cutting against the support surface. Meanwhile, the 1/4inch screw holes, 3/8inch screw holes and for Arca port are designed to be compatible with tripods and other devices, while the for Arca port also allows the camera to be able to quickly switch to a stabilizer.1 x Camera Cage2 x Wrench (One Mounted On The Bottom Of Camera Cage)