SmallRig HDMI Cable Clamp BSC2259 is designed to work with Nikon Z6/Z7 L-Bracket APL2258. It mounts to the top left corner of the L-Bracket by a 1/4’’-20 screw and can quickly fix the HDMI cable by a knob screw. It is compatible with HDMI cables of various sizes, offering great protection to the HDMI cable and port.