SMALLRIG Lock HDMI Protector for Cinema Camera 1693 is a universal HDMI clamp for various camera cages. It protects your wireless HDMI transmitter connections from being bumped or broken. The HDMI clamp could be adjusted and fitted for different HDMI cable. It attaches to a cage securely using a 1/4''-20 screw to a cage.
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SMALLRIG Cage for Blackmagic Video Assist 7" 1830
Includes: 1x HDMI Lock
Material: Aluminum Alloy
Net Weight: 15g
It clamps the HDMI cable securely, but I wonder it we can change to an allen screw?
Products are not perfect, is not tight, this is not good.