Use an HDMI Type A cable with your camera cage or rig with this Ultra-Slim Female HDMI Type A to Male HDMI Type A Adapter Cable from SmallRig. The adapter cable features a female HDMI Type A connector on one end and a male HDMI Type A connector on the other end to fit a variety of cameras.
The female end of the adapter cable features two 1/4"-20 threads to attach to a cage, bracket, or rig, and the threads measure 0.35" apart from center-to-center. Two screws are included to mount the adapter onto your rig. This flexible, ultra-slim PVC cable measures only 0.1" in diameter and measures 5.6" in length. Read more below about compatibility options.
Compatibility
Cameras with full HDMI ports, like Blackmagic Pocket Cinema Camera 4K and 6K, Sony a7S III, Panasonic GH5, S1H, and others
Camera cages or L-brackets with two 1/4-20" threads that measure 0.35" (9mm) from center-to-center on the left side, such as SmallRig 2765, 2203B, 2999, 2049, CCP2513, and others