Nitze TP-B6K BMPCC 4K/6K cage had all-round protection and form-fitting unimpeded design. The body design maintains a high level of stability. There isn't any hindrance to change the battery and press any button. Aluminum alloy is light and convenient to feel comfortable and the whole body reveals high-grade quality with exquisite craftsmanship, perfect design and beautiful curves etc. There are 1/4" screws on the top and bottom of the cage to tight the camera. The threaded holes 1/4"-20 and 3/8"-16 and ARRI locating holes on the cage can be used to install any device you need for shooting. You can also attach a microphone through the cold shoe on the top of the cage. There are also mounting points on the bottom of the cage for a variety of usage scenarios, such as handheld shooting, tripod shooting and something like that.