Compatible with Sony Alpha 7 IV / Alpha 7 III / Alpha 7R III etc. No blocks on-camera button and battery door, won't affect flip-up screen Allows quick switch between different devices Built-in several 1/4" 3/8" holes and 1/4" arri location hole; cold shoe interface, support various extension possibilities Support horizontal and vertical video shooting, flexible switch Built-in magnetic wrench, quick installation, and disassembly.
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