It is not so easy to find any Sony A7R II in stock, most US stores are out of stock. Digitalrev is the only US store having Sony A7R II in stock! If you buy it with a kit lens, you can get many extras fro free too.
Sony a7R II – $3,398.00 – In Stock at Digitalrev
More pre-order & buy links at Amazon| Adorama| eBay.