The SmallRig 12mm/15mm Single Rod Clamp for BMPCC 6K Pro Cage 3276 works with SmallRig cage 3270 to provide a perfect follow focus solution for BMPCC 6K Pro camera kit. Locked to the front of the cage via a 1/4 screw and a locating pin, it can be fitted with a 15mm single rod and fixed via a thumb twist knob, allowing easy connection with wireless focus motors such as Nucleus Nano, PD MOVIE, REDROCK.In addition, it is equipped with a 12mm rod clamp adapter, which can install a follow focus device with a 12mm rod.The rod clamp does not interfere with other accessories like cable HDMI cable, SSD cable, etc.