Features: Camera video cage compatible with Nikon Z6/Z7 DSLR camera; aluminum alloy material and CNC precision machining, sturdy and durable. Quick release plate operated with one button for quickly camera installation and disassembly; and there is a release lock on QR plate to prevent camera from slipping out. With 1/4 inch 3/8 inch screw holes, Arri stop holes and cold shoe mount for additional accessories attachment, such as monitor, microphone, LED light, etc. 38mm international standard bottom base design allows you to install the camera cage to the 38mm QR plate groove of the tripod head immediately. Hollow design make your camera operation easier, and battery compartment more convenient and quick to exchange batteries.