The Sony A7rIII and the new lens is now available for preorder in Germany and UK. US preorders will open at 10am NYC time:
Sony A7rIII at Amazon, Bhphoto, Adorama, BuyDig, FocusCamera, Calumet DE, Wex UK. Sony Australia.
Sony 24-105mm at Amazon, Bhphoto, Adorama, BuyDig, FocusCamera, Calumet DE, Wex UK.