Picked up an OEM2 today solely for the lower.
The upper is new, no rounds fired excluding whatever they do at Colt for QC. BCG not included but I'll throw in the CH.
$425 shipped to the 48.

Pics:
https://i.imgur.com/KXCkeMs.jpeg

https://i.imgur.com/rXwYAxa.jpeg

https://i.imgur.com/xILqmvP.jpeg