It's compatibility is so high. 
It is compatiable with Sony EX1， EX3， Z1， Z3， FS100， F3， Panasonic AF100， Canon， and JVC.It is an adapter that enables you to put Camcorder and DSLR on the ENG plate

• It is compatible with Sony VCT-U14 / JVC KA551U and all the Chinese OEM products.

• There are two types of Eng Plate Adapter : Short and Long