Switch the mount on your Catta cinema zoom lens to make it suitable for a Sony E-mount camera with the convenient Lens Mount Bayonet from DZOFilm. This bayonet mount is specifically designed for compatibility with DZOFilm's Catta 35 to 80mm or 70 to 135mm cine zoom lenses. You can effortlessly install it using the quick-bayonet system, and no additional tools are required for the process.