This Versatile Extension Plate features a 15mm Single Rod Clamp, double-sided built-in shoe mounts, and 1/4"-20 &3/8"-16 mounting studs, for accessories mounting.
This articulating magic arm is generally used to support accessories to the camera cage, such as monitor, light, audio recorder and so on, and plate that comes with 1/4"-20 threaded holes.
The cold hot shoe mount comes with a standard 1/4" mounting hole allows you to mount it onto any 1/4-20 threaded hole,such as Blackmagic Cinema Camera, Pocket cinema camera,DSLR rig / cage / cheese plate.