The custom brackets cmp is a reversible camera plate that works with all cameras with or without a vertical grip with true camera anti twist features including a double lock feature that locks the camera to both the front and bottom of the plate if you are buying this camera plate for use with a camera with a vertical grip on a qrs 35 ev or qrs 35 h your bracket may not stand correctly you will not need to worry about this if you have a pro series bracket or a qrs e2 or qrs h2