Polish video accessory-maker 8Sinn claims to have made the first video cage for the Panasonic GH5. For $550 you get the cage, top handle pro, 15mm rod clamp and a Metabones Support. To give you a quick run through all of its components and assembly, our friends at Photo Gear News have put together the above video. 

You can learn more at 8Sinn's website.