Use the SmallRig 2203 Spare Part for Blackmagic 4K/6K as a spare or replacement for the SmallRig 2203 Cage mounting plate. In the box 1 x SmallRig Spare Part DST-2203 Blackmagic 4K / 6K Compatibility SmallRig 2203 Cage voor Blackmagic Design Pocket Cinema Camera 4K SmallRig 2804 Arri Standard Rosette Bolt-On Mount (M6 Thread)