This cage frame is specially designed to get the battery cover avoided from covering up by the cage. It comes with a quick release rail on the top, you can effortlessly attach or detach a handle or some other devices through it. The frame's available height is 71mm, applied mainly for A6000 / A6300 / A6400 / A6500 / A6600, M, and some other small-sized camera models. Plenty of 1/4inch-20 mounting points all the cage frame for attaching more accessories. It's made of high quality aluminum alloy, CNC-milled. Colour:Black Material:Aluminum alloy Package Contents: 1 x Basic Camera Cage Frame 1 x ScrewdriverKey Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.