Exchange the mount on your Catta cinema zoom lens to enable its use with a Fuji X-mount camera using this Lens Mount Bayonet from DZOFilm. This mount is designed to work seamlessly with the DZOFilm Catta 35 to 80mm or 70 to 135mm cine zoom lenses, and it can be easily attached without the need for any tools, thanks to its quick-bayonet mechanism.