Finally, Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD Lens for Sony and Fuji is Listed on B&H Website. Check out the links below for your specific mount
Tamron 18-300mm Lens features
E-Mount & X-Mount
27-450mm equivalent focal length range for fullframe camera
Tamron’s Vibration Compensation
27mm-450mm (35mm Equivalent)
Aperture Range: f/3.5 to f/22
VXD Linear AF Motor