Hello 556Cliff.
Product people say we have some C7 uppers on the way, but are not sure exactly when they will be available.
Hopefully soon.
As to your not getting notified when the last batch was in stock, here's something that happens with our system.
Let's say 500 customers set a "Notify Me" email on a popular product that is out of stock. And then 50 of that product comes into stock at Brownells.
The system starts sending out the "Notify Me" emails in the order for which customers signed up for them.
For this example, imagine if the product sells out again before the system gets to email #362 on the "Notify Me" list. The system sees "out of stock" and stops sending the notifications.
If your spot in line was beyond where the product sold out again --say #397 -- you would not get a "Notify Me" email for that batch.
However, the system keeps you in your place in line, and since the people in front of you already got notified, you are closer to the start of the line for the next time "Notify Me" emails go out.