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11 Articulating Magic Friction Arm and Crab Clamp Kit for Mounting LCD Monitor LED Panels on

Used for mounting monitor and LED lights onto DSLR cameras
The whole magic arm is locked and loosed with one knob control
The magic arm has 14 male mounting screw for accessories with 14 female mounting socket
With 14 and 38 female thread adds much to its flexibility
The clamps max opening width 48mm it can holds umbrellas hooks shelves plate glass cross bars etc