The Nikon Z6 and Z7 are available alone or in a kit with the 24-70mm f/4 S lens. Additionally, the 35mm and 50mm f/1.8 S lenses can also be ordered now. And both the body-only and kit packages come in options to include the FTZ F-mount to Z-mount lens adapter for a $100 savings.
Find all the variations you're looking for below:
B&H had a few issues when I tested it while adding multiple items to the cart for checkout, so if it doesn't work for you right away (and if you're ordering a lot), try ordering one bundle or item at a time. What are you going to get?