SmallRig HDMI Clamp 3104 is designed for Sony A7 III A7R III A7R IV Cage 2917/2918. Attached to the cage with one 1/4Ħħ-20 screw. Moreover, this HDMI lock is equipped with a thumbscrew to lock USB Cable. It prevents the HDMI cable from accidental dropping.Other products from C O O L L C D T e c h n o l o g y C o . , L i m i t e d
